Io vs Spirit Breaker

Quick answer

Io has the edge over Spirit Breaker in Dota 2, winning +6.6% more often head-to-head.

Io

+6.6% vs Spirit Breaker · Soft edge

No spell in Io's kit is a specific answer to Spirit Breaker; any edge here comes from results, not a hard counter.

-7.2% vs Io

No spell in Spirit Breaker's kit is a specific answer to Io; any edge here comes from results, not a hard counter.

Head-to-head figures are public-match results; a spell answer only counts as a proven counter once it also wins clearly.