In the race for the World Series, the Arizona Diamondbacks (+8600) and Colorado Rockies (+65200) are separated by a razor-thin margin. The implied probabilities — 1.1% and 0.2% respectively — tell the story of how the market views these two contenders.
Since the start of the 2026 season, the Arizona Diamondbacks have drifted from +7700 to +8600, while the Colorado Rockies have drifted from +65200 to +65200.
The market currently gives the Arizona Diamondbacks the edge at +8600, while the Colorado Rockies sit at +65200. Both teams' full odds history across all tracked sportsbooks is charted above.