Sports Betting

MLB Biggest Breakout Players Prediction 2026

Every season has players who go from promising to must-watch. Knowing who they are before the rest of the market catches on is where the real prop and futures value lives. Breakout players matter in daily fantasy, player prop markets, hit totals, and RBI bets. The players on this list are either making the jump from developing talent to clear impact contributor, or taking a step that turns them from solid pieces into legitimate stars. Here's who to watch for the biggest breakouts in 2026.

March 26, 2026

Which Position Players Are Most Likely to Break Out?

These are the hitters whose underlying numbers, role, and team context all point toward a significant statistical leap in 2026.

Samuel Basallo, Baltimore Orioles, C is one of the most repeated breakout names across ESPN, SI, and multiple prospect-centric pieces. A switch-hitting catcher with 80-grade raw power, ESPN identifies him specifically as Baltimore's breakout pick for the season. Playing for a contending team that needs his bat in the lineup gives him the counting stats context that prop markets value — games played, RBI opportunities, and run scoring all increase when you're hitting in a lineup competing for a playoff spot.

A 25-homer rookie season from a catcher on a playoff contender is the exact kind of performance that becomes an ROY sleeper by August and moves prop lines dramatically as the market catches up.

Addison Barger, Toronto Blue Jays, 3B/OF had a breakout 2025 postseason run that most bettors missed entirely. His numbers from that stretch: 1.025 OPS, 22 at-bats, three home runs, nine RBIs. More importantly, his underlying contact metrics — 91st percentile for hard-hit rate at 51% and 91st percentile for average exit velocity at 91.7 mph — tell you the postseason wasn't a fluke. Full-time at-bats in a winning Blue Jays lineup makes him one of the most interesting non-rookie breakout candidates in the AL.

Francisco Alvarez, New York Mets, C has raised his batting average nearly 30 points in each of his first three seasons and now posts a .256/.339 line with improving power. With the Mets building their offense around him alongside Soto and Lindor, his counting stats should jump alongside the team's winning percentage. When a catcher's offensive role expands on a playoff-caliber team, the prop market is almost always slow to adjust.

Sal Stewart, Cincinnati Reds, 3B/1B is a consistent presence on breakout and ROY sleeper lists across multiple outlets. A power-first prospect getting regular at-bats, he profiles as the type of hitter who produces a .270/28 HR line seemingly out of nowhere while the market is still pricing him as a developmental piece. His prop lines heading into the season will likely undervalue his power upside significantly.

Which Pitchers Are Most Likely to Break Out?

These arms have the stuff, the role, and the team context to make a significant leap in 2026.

Johan Oviedo, Boston Red Sox, RHP is ESPN's specific breakout pick for Boston. The Red Sox project at 87.5 wins, which puts him in a strong winning-percentage environment if he develops into a reliable number three type. His strikeout ability and improved command give him the underlying profile that translates into real innings and real production rather than hot-streak statistics.

Ryan Weathers, New York Yankees, LHP was ESPN's breakout pick for New York — a former first-round pick who looked "fantastic" in spring training after being acquired from Miami. ESPN specifically notes they nearly picked him as a breakout candidate the previous year before moving on. Being acquired by the Yankees and impressing in spring camp is the exact combination that creates immediate prop value before the regular season starts.

Nolan McLean, New York Mets, SP projects as the Mets' number two starter — an enormous role on a team with genuine playoff aspirations. His breakout scenario doubles as an ROY candidacy if he performs at the level his stuff suggests. Starting pitchers take longer to accumulate statistics than position players, but his team context and projected workload give him a legitimate path to both.

Which Players Offer the Best Prop Betting Value?

Knowing the breakout candidates is only half the work. Here's how to translate that into specific bets.

Barger hit props: His hard-hit rate and exit velocity numbers are elite. If his hit total prop is set at a level reflecting his 2025 role-player status rather than his underlying contact quality, that's an immediate over target.
Basallo home run props: A catcher with 80-grade raw power on a playoff team in a full-time role. If his home run total is set at 15 or under heading into the season, the over deserves serious consideration.
Alvarez RBI props: Playing behind Soto and Lindor in the Mets order means runners on base constantly. His RBI total is directly correlated with how well the top of the Mets order performs, which is projected as genuinely elite.
Stewart strikeout and hit props: Power hitters who break out often swing-and-miss more in the first half before their timing catches up. His strikeout rate props early in the season and hit props once he adjusts are both worth targeting at different points.
Pitcher win totals: Oviedo and Weathers both project as starters for winning teams. Pitcher win totals for number three starters on 87-plus win teams are consistently underpriced at the start of the season.

Want more data-driven sports insights? Head over to the Shurzy Content Lab for rankings, predictions, and advanced analysis from our research team.

What Does the Best Breakout Portfolio Look Like?

Don't spread across every name equally. Here's how to prioritize.

Primary positions: Barger and Basallo as your core breakout bets. Both have elite underlying contact or power metrics, clear full-time roles, and team contexts that amplify their individual counting stats. Their prop lines entering the season will undervalue what the numbers suggest is coming.
Secondary positions: Alvarez and Stewart as supporting plays. Real upside with slightly more variance in the specific counting stat categories that matter for their prop lines.
Pitcher positions: Oviedo and Weathers as the pitching breakout coverage. Smaller positions appropriate to the higher variance of pitching performance, but worth including given the team context and spring indicators.
Long-shot surveillance: McLean and Chandler as players worth monitoring early. If either starts strong in April and May, their prop lines and futures prices will both move fast. Getting ahead of that adjustment is the highest-upside play in the breakout market.