Both leagues enter the 2026 postseason with comparable depth and star power, producing the even 50% split. The National League features the Dodgers and Brewers, who posted the top regular-season marks and carry the highest individual World Series probabilities, alongside the Braves, Padres, and Cubs. The American League counters with the Rays holding the best record in their circuit plus the Yankees, Guardians, and a resilient White Sox club. Recent regular-season results, including strong finishes by several AL wild-card entrants and the absence of clear dominance by any single NL side, have sustained trader balance. Late injuries, pitching matchups in early series, or an extended run by one league’s lower seeds could quickly shift implied probabilities.