Shyvana vs Zato-1: who would win?

Zato-1 favored — Slight edge (~55%)

Shyvana · League of Legends · Ruined

Tier
LOW 1-C
Attack Potency
Low Complex Multiverse Level
Speed
Subsonic
Durability
Low Complex Multiverse Level

Zato-1 · Guilty Gear · Guilty Gear: STRIVE

Tier
LOW 1-C
Attack Potency
Low Complex Multiverse Level
Speed
Relativistic+
Durability
Low Complex Multiverse Level

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