**Recent close contests in the ALCS and Brewers' repeated comebacks in the NLCS highlight the potential for walk-off wins in the remaining 2026 MLB postseason games.** The ALCS between the Guardians and Rays remains tightly contested at a 2-1 series lead for Cleveland, with Game 3 decided by a single run and additional games scheduled in Cleveland and Tampa Bay that could extend late. Milwaukee's NLCS sweep featured multiple rallies, including bases-loaded walks and late-inning production, though none resolved as walk-offs in the reported results. The upcoming best-of-seven World Series, set to begin October 23 at Milwaukee, adds up to seven high-leverage home games where extra-inning drama or bottom-of-the-ninth rallies often decide outcomes between evenly matched clubs. Historical postseason patterns show walk-offs cluster in extended series, supporting trader focus on the 2+ and 3+ thresholds amid the current competitive slate.