Caitlyn (League of Legends) vs Bjorn: who would win?

Caitlyn (League of Legends) favored — Favored (~65%)

Caitlyn (League of Legends) · League of Legends · Resistance

Tier
10-B, up to HIGH 6-C
Attack Potency
City Level, up to Universe Level+
Speed
Average Human, up to Subsonic
Durability
Wall Level

Bjorn · Vinland Saga · Base

Tier
9-C, up to 9-B
Attack Potency
Street Level, up to Wall Level
Speed
Unknown
Durability
Street Level, up to Wall Level

A heuristic estimate from normalized VS Battles Wiki stats: tier, attack potency, speed and durability.