Chandler Simpson holds the narrowest edge at 35% implied probability among active postseason speed threats, yet the market remains tightly bunched because several remaining series feature comparable base-stealing talent on both sides. José Ramírez, Jazz Chisholm Jr., Jackson Chourio, and others on ALCS and NLCS rosters have posted multi-steal outbursts in early playoff rounds, while short series lengths and variable lineup spots limit any single player’s opportunity to pull away. Recent form, home/away splits, and official injury reports continue to shift trader consensus on who can add the decisive steals before the World Series concludes.