Sharks vs Islanders Prediction — AI Finds CAN'T MISS NHL Lines & Props (Oct 21)

Updated: 2025-10-19T03:31:50.923562ZBy Remi at Leans.AI — AI picks for ATS, ML, OU & props

The San Jose Sharks travel to face the New York Islanders on October 21, 2025, in what promises to be a challenging matchup for a Sharks team still fighting for identity. Meanwhile the Islanders, buoyed by recent momentum, look to build consistency at home as the early season unfolds.

Get key insights, betting trends, and AI-powered predictions to help incorporate into your betting strategies.

AI Sports Betting Algorithm Remi

GAME INFO

Date: Oct 21, 2025

Start Time: 7:00 PM EST​

Venue: UBS Arena​

Islanders Record: (2-3)

Sharks Record: (0-3)

OPENING ODDS

SJS Moneyline: +179

NYI Moneyline: -219

SJS Spread: +1.5

NYI Spread: -1.5

Over/Under: 6.5

SJS
Betting Trends

  • The San Jose Sharks travel to face the New York Islanders on October 21, 2025, in what promises to be a challenging matchup for a Sharks team still fighting for identity. Meanwhile the Islanders, buoyed by recent momentum, look to build consistency at home as the early season unfolds.

NYI
Betting Trends

  • According to recent betting splits, the Islanders entered the season with a 2-3 record ATS in their first five games.

MATCHUP TRENDS

  • From a wagering perspective, this contest offers some compelling angles: San Jose has been inconsistent but has shown value away from home in certain stretches, while New York’s home performance has yet to fully stabilize in ATS terms despite recent upward momentum. If the line leans heavily toward the Islanders simply due to home‐ice, value may lie with the Sharks as an underdog. Conversely, if the Islanders are under‐priced at home based on public perception, they could present strong value. Key metrics to monitor include special teams (power play and penalty kill), puck possession (Corsi/Fenwick) for both sides, and whether the Sharks can limit Islanders’ strengths in transition and on the man advantage.

SJS vs. NYI
Best Prop Bet

  • Remi's searched hard and found the best prop for this matchup: M. Schaefer over 0.5 Points.

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San Jose vs New York Prediction & Odds:
Free NHL Betting Insights for 10/21/25

The October 21, 2025 matchup between the San Jose Sharks and the New York Islanders at UBS Arena brings together two teams at very different points in their competitive trajectories but with similar goals—to find consistency and establish early-season momentum. The Sharks, mired in a rebuilding phase, continue to struggle to find chemistry, offensive flow, and defensive stability, while the Islanders are looking to build off a recent morale-boosting win and solidify themselves as a playoff-caliber team in the Metropolitan Division. For San Jose, this season has been one long uphill climb as the franchise transitions under head coach Ryan Warsofsky, who has emphasized youth development and system discipline. The Sharks’ early results have been discouraging, with the team near the bottom of the NHL in both goals scored and goals allowed. Their offense, averaging just over two goals per game, has lacked cohesion and finish, relying too heavily on isolated efforts from veterans like Mikael Granlund and Tomas Hertl. The power play, clicking at under 12%, has been largely ineffective, and their defensive-zone exits remain a glaring weakness. Goaltending has also been an issue, as Mackenzie Blackwood and Magnus Chrona have both struggled with consistency behind a blue line that allows far too many high-danger chances per 60 minutes. San Jose’s young players—such as Will Smith and William Eklund—have flashed potential, but the lack of veteran depth and team structure has left them vulnerable against more complete teams like the Islanders. On the other hand, New York enters the game trending upward following a sluggish start, highlighted by a dominant performance from captain Bo Horvat, who scored a hat trick in their recent 5-2 win over Edmonton. That breakout performance seemed to spark the Isles’ offense, which had previously sputtered, averaging barely two goals per contest.

The emergence of a functioning power play under new assistant coach Doug Houda has been a major storyline, with Horvat and Mathew Barzal developing noticeable chemistry in the offensive zone. Brock Nelson continues to provide steady two-way play, while Anders Lee has found his scoring touch around the net again. Defensively, the Islanders remain one of the most structured teams in the league, anchored by stalwart defensemen Adam Pelech and Ryan Pulock, who excel in positional play and shot suppression. Goaltender Ilya Sorokin, one of the NHL’s elite netminders, has been solid despite a heavy workload, maintaining a save percentage north of .915 and keeping his team competitive even when the offense goes cold. Strategically, the Islanders will look to use their aggressive forecheck to exploit San Jose’s weak breakout game and force turnovers in the neutral zone, an area where the Sharks have consistently been punished this season. For San Jose to stay competitive, they must play disciplined, limit odd-man rushes, and take advantage of rare power-play opportunities, as New York’s penalty kill has been inconsistent to start the year. From a betting standpoint, the Islanders enter as clear favorites, especially at home, where their structure and goaltending give them a decided edge. However, the Sharks could present minor puck line value if they manage to keep the game low-scoring and capitalize on defensive lapses. Expect the Islanders to dictate tempo, dominate possession, and rely on their depth and superior defensive discipline to pull away in the later stages. While the Sharks will bring energy and effort, their lack of finishing talent and defensive composure make it difficult to see them matching the Islanders shift for shift. In what should be a methodical, physical contest, the Islanders’ balance and goaltending advantage should carry them to a convincing home victory as San Jose continues its developmental growing pains.

San Jose Sharks NHL Preview

The San Jose Sharks enter their October 21, 2025 matchup against the New York Islanders searching for signs of progress amid another challenging season defined by inconsistency, youth development, and roster overhaul. Under head coach Ryan Warsofsky, San Jose has embraced a long-term rebuild that prioritizes player growth over immediate results, but early in the 2025–26 campaign, the growing pains have been evident. The Sharks come into this matchup with one of the league’s lowest offensive outputs, averaging just over two goals per game, while ranking near the bottom in defensive metrics as well. Their struggles stem largely from a lack of depth scoring, as established veterans like Tomas Hertl and Mikael Granlund shoulder much of the offensive burden while younger players such as William Eklund, Will Smith, and Filip Bystedt continue to adjust to the pace and physicality of the NHL. San Jose’s power play remains a major concern, converting at under 12%, often stalling due to poor puck movement and an inability to establish sustained zone presence. The offensive zone execution issues are compounded by inconsistent puck control in transition, which has led to costly turnovers and limited scoring opportunities. Defensively, the Sharks’ blue line—led by Mario Ferraro and Jan Rutta—has struggled to contain opposing rushes, giving up an alarming number of high-danger chances per game.

This lack of structure has put immense pressure on their goaltending tandem of Mackenzie Blackwood and Magnus Chrona, both of whom have faced one of the highest shot volumes in the league. Blackwood has performed admirably in stretches, keeping games competitive with his athleticism, but the defensive breakdowns in front of him continue to make his workload unsustainable. The Sharks’ penalty kill, sitting near 75%, has also been a vulnerability, leaving them exposed against teams with strong special teams play—something that could spell trouble against a New York squad whose power play has begun to show significant improvement. The key for San Jose in this matchup will be staying disciplined, protecting the puck in the defensive zone, and capitalizing on counterattack opportunities. The Sharks cannot afford to get caught chasing the game early; if they can keep the contest low-scoring through the first two periods, their young talent may be able to create scoring chances off mistakes or fatigue from the Islanders’ defensive rotations. Players like Eklund and Smith must generate offense through speed and creativity, while Hertl will need to lead by example in puck battles and faceoffs. San Jose’s best chance at success lies in simplicity—clogging the neutral zone, collapsing defensively to protect the slot, and avoiding penalties that could give the Islanders’ suddenly resurgent power play additional opportunities. From a betting standpoint, the Sharks remain a high-risk underdog, but given their tendency to keep games within striking distance early, they can offer value on the puck line if they limit early deficits. Ultimately, this matchup serves as another benchmark for the Sharks’ young core, a test of whether they can compete structurally and mentally against one of the league’s more disciplined and experienced teams. If San Jose can stay organized defensively and find opportunistic goals in transition, they could make things interesting—but their margin for error remains razor-thin against a well-drilled Islanders squad in its home arena.

The San Jose Sharks travel to face the New York Islanders on October 21, 2025, in what promises to be a challenging matchup for a Sharks team still fighting for identity. Meanwhile the Islanders, buoyed by recent momentum, look to build consistency at home as the early season unfolds. San Jose vs New York AI Prediction: Free NHL Betting Insights for Oct 21. Credit USA TODAY/IMAGN

Credit: USA TODAY/IMAGN

New York Islanders NHL Preview

The New York Islanders return to UBS Arena on October 21, 2025, with growing confidence after finding offensive rhythm in their recent 5-2 victory over the Edmonton Oilers and will look to extend that momentum against a rebuilding San Jose Sharks team. After an uneven start to the 2025–26 season, the Islanders appear to have stabilized under head coach Patrick Roy, who has placed renewed emphasis on defensive structure, puck management, and consistent forechecking pressure. The Islanders currently sit around the middle of the Metropolitan Division standings, boasting one of the NHL’s stingiest defensive units while beginning to rediscover the offensive depth that has defined their recent success. Their resurgence has been led by captain Bo Horvat, whose recent hat trick against Edmonton reminded fans why he was brought in as the centerpiece of the team’s scoring core. Horvat, alongside playmaker Mathew Barzal, anchors a top line that has finally started to click after early-season struggles, with Barzal using his speed and vision to create space while Horvat finishes with precision in the slot. Brock Nelson remains the team’s most dependable two-way center, consistently providing secondary scoring and winning crucial faceoffs, while Anders Lee continues to serve as the net-front presence the Islanders have relied on for years. The Isles’ offense, which averaged barely two goals per game through the first week of October, has recently improved to over three goals per contest, driven largely by better puck movement on the power play. After ranking near the bottom of the league in man-advantage efficiency last season, New York has made noticeable progress under new assistant coach Doug Houda, emphasizing quick puck rotation and net-front traffic.

Defensively, the Islanders remain one of the most disciplined and structurally sound teams in the NHL, allowing just over 2.5 goals per game. Their blue line, anchored by Adam Pelech and Ryan Pulock, continues to excel at suppressing shots and limiting high-danger chances, while Noah Dobson’s development as a two-way defenseman has given them a legitimate offensive threat from the point. The Islanders’ goaltending remains their greatest asset, as Ilya Sorokin continues to perform at an elite level, maintaining a save percentage north of .915 while facing one of the league’s heavier workloads. His calm, technically sound style has given New York the reliability to play its grinding, low-event brand of hockey effectively. Backup David Rittich has provided steady relief when called upon, ensuring the team maintains consistency in back-to-back situations. Against San Jose, the Islanders’ game plan will be to control the tempo early, overwhelm the Sharks’ inexperienced defense with sustained forecheck pressure, and use their depth to wear down the visitors’ lineup over three periods. Expect the Isles to lean heavily on their top six and defensive core to dictate possession and exploit San Jose’s weak breakout play. From a betting perspective, New York enters as a comfortable favorite at home, given its defensive advantage, superior goaltending, and improved offensive efficiency. If the Islanders continue to execute their special teams effectively and avoid unnecessary penalties, they should be able to maintain control throughout. The challenge will be maintaining focus against a lesser opponent and not allowing complacency to set in—a trap that has cost them points in past seasons. With the UBS Arena crowd behind them and a goaltending edge that gives them confidence in any matchup, the Islanders are well-positioned to extend their momentum, dominate puck possession, and secure a decisive win as they continue to climb the Metropolitan Division standings.

San Jose vs. New York Prop Picks (AI)

Remi is pouring through tons of datapoints on each line. In fact, anytime the Sharks and Islanders play there’s always several intriguing angles to key in on. Not to mention games played at UBS Arena in Oct almost always follow normal, predictable patterns.
Remi's searched hard and found the best prop for this matchup: M. Schaefer over 0.5 Points.

San Jose vs. New York Prediction (AI)

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Remi, our AI sports wizard, has been pouring over tons of data from every past game between the Sharks and Islanders and using recursive machine learning and impressive AI to analyze the data to a single cover probability.

Remi has been most keyed in on the growing weight human bettors regularly put on coaching factors between a Sharks team going up against a possibly rested Islanders team. In reality, the true game analytics appear to reflect a strong lean against one Vegas line in particular.

Unlock this in-depth AI prediction and all of our NHL AI picks for FREE now.

Below is our current AI San Jose vs New York picks, computer picks Sharks vs Islanders, best bets, model edges, confidence ratings.

DATE GAME LEAN %WIN UNITS LEVEL
NHL 10/20 MIN@NYR UNLOCK THIS PICK 3 EXECUTIVE Locked EXECUTIVE
NHL 10/20 SEA@PHI GET FREE PICK NOW 2
NHL 10/20 SEA@PHI UNLOCK THIS PICK 1 INTEL Locked INTEL

These picks update as information changes—injury reports, weather, and market movement. Each line shows our model’s fair price, the edge versus the market, and a unit confidence rating (1–10). Odds and availability vary by sportsbook and time. Edges are computed against the listed price; value may change after line moves. Always shop for the best number. See the full NHL schedule

Sharks Betting Trends

The San Jose Sharks travel to face the New York Islanders on October 21, 2025, in what promises to be a challenging matchup for a Sharks team still fighting for identity. Meanwhile the Islanders, buoyed by recent momentum, look to build consistency at home as the early season unfolds.

Islanders Betting Trends

According to recent betting splits, the Islanders entered the season with a 2-3 record ATS in their first five games.

Sharks vs. Islanders Matchup Trends

From a wagering perspective, this contest offers some compelling angles: San Jose has been inconsistent but has shown value away from home in certain stretches, while New York’s home performance has yet to fully stabilize in ATS terms despite recent upward momentum. If the line leans heavily toward the Islanders simply due to home‐ice, value may lie with the Sharks as an underdog. Conversely, if the Islanders are under‐priced at home based on public perception, they could present strong value. Key metrics to monitor include special teams (power play and penalty kill), puck possession (Corsi/Fenwick) for both sides, and whether the Sharks can limit Islanders’ strengths in transition and on the man advantage.

San Jose vs. New York Game Info

San Jose vs New York starts on October 21, 2025 at 7:00 PM EST.

Spread: New York -1.5
Moneyline: San Jose +179, New York -219
Over/Under: 6.5

San Jose: (0-3)  |  New York: (2-3)

Remi's searched hard and found the best prop for this matchup: M. Schaefer over 0.5 Points.. Prices move—always shop for the best number.

From a wagering perspective, this contest offers some compelling angles: San Jose has been inconsistent but has shown value away from home in certain stretches, while New York’s home performance has yet to fully stabilize in ATS terms despite recent upward momentum. If the line leans heavily toward the Islanders simply due to home‐ice, value may lie with the Sharks as an underdog. Conversely, if the Islanders are under‐priced at home based on public perception, they could present strong value. Key metrics to monitor include special teams (power play and penalty kill), puck possession (Corsi/Fenwick) for both sides, and whether the Sharks can limit Islanders’ strengths in transition and on the man advantage.

SJS trend: The San Jose Sharks travel to face the New York Islanders on October 21, 2025, in what promises to be a challenging matchup for a Sharks team still fighting for identity. Meanwhile the Islanders, buoyed by recent momentum, look to build consistency at home as the early season unfolds.

NYI trend: According to recent betting splits, the Islanders entered the season with a 2-3 record ATS in their first five games.

See our latest NHL picks and odds pages for 2025 to compare prices before you bet.

San Jose vs. New York Odds

AI algorithm Remi is pouring through tons of stats on each player. In fact, anytime the San Jose vs New York trends are analyzed, there’s always several intriguing observations to key in on. Not to mention games played at extreme altitude can often follow normal, predictable betting trends.

San Jose vs New York Opening Odds

SJS Moneyline: +179
NYI Moneyline: -219
SJS Spread: +1.5
NYI Spread: -1.5
Over/Under: 6.5

San Jose vs New York Live Odds

Games PTS ML SPR O/U
Oct 21, 2025 7:10PM EDT
San Jose Sharks
New York Islanders
10/21/25 7:10PM
Sharks
Islanders
+185
-225
+1.5 (-135)
-1.5 (+110)
O 6.5 (-110)
U 6.5 (-110)
Oct 21, 2025 7:10PM EDT
Vancouver Canucks
Pittsburgh Penguins
10/21/25 7:10PM
Canucks
Penguins
-110
-110
-1.5 (+210)
+1.5 (-275)
O 6.5 (+105)
U 6.5 (-125)
Oct 21, 2025 7:10PM EDT
Edmonton Oilers
Ottawa Senators
10/21/25 7:10PM
Oilers
Senators
-125
+105
-1.5 (+165)
+1.5 (-225)
O 5.5 (-140)
U 5.5 (+110)
Oct 21, 2025 7:10PM EDT
New Jersey Devils
Toronto Maple Leafs
10/21/25 7:10PM
Devils
Maple Leafs
-105
-115
+1.5 (-250)
-1.5 (+185)
O 5.5 (-135)
U 5.5 (+110)
Oct 21, 2025 7:10PM EDT
Seattle Kraken
Washington Capitals
10/21/25 7:10PM
Kraken
Capitals
+220
-275
+1.5 (-125)
-1.5 (+105)
O 6.5 (+110)
U 6.5 (-135)
Oct 21, 2025 7:40PM EDT
Florida Panthers
Boston Bruins
10/21/25 7:40PM
Panthers
Bruins
-160
+130
-1.5 (+160)
+1.5 (-210)
O 5.5 (-110)
U 5.5 (-110)
Oct 21, 2025 8:10PM EDT
Columbus Blue Jackets
Dallas Stars
10/21/25 8:10PM
Blue Jackets
Stars
+163
-190
+1.5 (-155)
-1.5 (+135)
O 6.5 (+100)
U 6.5 (-120)
Oct 21, 2025 8:10PM EDT
Los Angeles Kings
St Louis Blues
10/21/25 8:10PM
Kings
Blues
+115
-135
+1.5 (-225)
-1.5 (+192)
O 5.5 (-120)
U 5.5 (+100)
Oct 21, 2025 8:10PM EDT
Anaheim Ducks
Nashville Predators
10/21/25 8:10PM
Ducks
Predators
+110
-130
+1.5 (-230)
-1.5 (+196)
O 6 (-120)
U 6 (+100)
Oct 22, 2025 7:00PM EDT
Minnesota Wild
New Jersey Devils
10/22/25 7PM
Wild
Devils
+120
-148
+1.5 (-225)
-1.5 (+180)
O 5.5 (-134)
U 5.5 (+110)
Oct 22, 2025 7:30PM EDT
Detroit Red Wings
Buffalo Sabres
10/22/25 7:30PM
Red Wings
Sabres
+102
-127
+1.5 (-290)
-1.5 (+225)
O 6.5 (+112)
U 6.5 (-138)
Oct 22, 2025 8:30PM EDT
Montreal Canadiens
Calgary Flames
10/22/25 8:30PM
Canadiens
Flames
 
-121
 
+1.5 (-235)
O 5.5 (-134)
U 5.5 (+110)

NHL Past Picks

Remi—our in-house AI—prices every game and prop using multi-season priors, tempo/efficiency, injury/usage signals, and market movement.
We publish fair prices, recommended “buy-to” numbers, and confidence so you can bet prices, not teams.

This preview covers San Jose Sharks vs. New York Islanders on October 21, 2025 at UBS Arena.
Odds shown reflect widely available numbers and may update closer to kickoff.

Want more? Check live edges, player props, and line moves on our NHL odds pages, and compare prices before you place a bet.

    LEAN     %WIN     UNITS RESULT
MIN@WAS WAS -120 56.2% 3 WIN
WPG@PHI WPG -132 56.7% 3 WIN
NYR@TOR TOR -133 58.6% 4 WIN
CGY@UTA OVER 6 53.8% 3 LOSS
OTT@BUF OTT -108 53.1% 3 LOSS
FLA@DET AARON EKBLAD OVER 0.5 POINTS 54.0% 4 LOSS
LA@MIN LA -110 56.0% 5 LOSS
STL@VAN VAN -121 54.6% 4 LOSS
BUF@BOS BOS -114 54.9% 3 WIN
ANA@SEA SEA -125 54.2% 3 WIN
ANA@SEA TROY TERRY OVER 0.5 POINTS 53.3% 3 LOSS
BOS@WAS ALEX OVECHKIN TO SCORE A GOAL 41.4% 2 LOSS
FLA@EDM MATTHEW TKACHUK OVER 0.5 ASSTS 53.70% 3 WIN
FLA@EDM RYAN NUGENT-HOPKINS OVER 1.5 SHOTS ON GOAL 54.50% 4 LOSS
EDM@FLA ALEKSANDER BARKOV UNDER 11.5 FACEOFFS WON 53.00% 3 LOSS
EDM@FLA ALEKSANDER BARKOV UNDER 20.5 MINUTES ON THE ICE 54.00% 4 LOSS
EDM@DAL DAL -110 53.80% 3 LOSS
EDM@DAL DAL -125 56.70% 3 WIN
TOR@FLA MAX PACIORETTY UNDER 1.5 SHOTS ON GOAL 55.60% 5 LOSS
TOR@FLA WILLIAM NYLANDER UNDER 2.5 SHOTS ON GOAL 54.90% 4 LOSS
CAR@WAS WAS +140 47.70% 3 WIN
WPG@STL STL -110 54.80% 4 WIN
WPG@STL UNDER 5.5 55.70% 4 LOSS
CGY@LA MACKENZIE WEEGAR OVER 2.5 BLOCKS 53.10% 3 WIN
TB@NYR TB +110 49.80% 3 LOSS
SJ@VAN ALEXANDER GEORGIEV UNDER 24.5 SAVES 54.50% 4 LOSS
BUF@TB OVER 6.5 53.90% 3 WIN
NYI@PHI PHI -110 54.00% 3 WIN
LV@EDM RYAN NUGENT-HOPKINS OVER 1.5 SHOTS ON GOAL 53.00% 3 WIN
EDM@ANA OVER 6 54.20% 3 LOSS
CAR@BOS OVER 5.5 54.00% 3 WIN
NYR@NJ NJ -125 57.30% 4 WIN
COL@CLB OVER 6.5 53.80% 3 WIN
LA@UTA LA -125 54.70% 3 WIN
WPG@LV LV -120 54.80% 3 LOSS
MIN@NJ UNDER 5.5 53.80% 3 WIN
NSH@PHI PHI -120 55.00% 3 WIN
OTT@BUF OVER 6 54.00% 3 LOSS
CHI@SJ CHI +105 51.60% 3 LOSS
WAS@LA WAS +105 51.20% 3 LOSS
TB@CAR CAR -130 56.40% 3 WIN
NSH@BOS BOS -125 55.20% 3 LOSS
MIN@SEA SEA -120 54.60% 3 LOSS
SJ@TOR OVER 6 54.80% 3 LOSS
BUF@MON MON -110 54.70% 4 WIN
BOS@PIT PIT -120 54.90% 3 LOSS
LA@STL STL -110 53.70% 3 WIN
LA@DAL DAL -125 56.40% 4 WIN
PIT@PHI PHI -116 54.20% 3 WIN
DET@MIN MIN -115 54.20% 3 LOSS
MIN@DET DET -130 58.00% 3 LOSS