Kamen Rider Killbus vs Tails (Game): who would win?

Kamen Rider Killbus favored — Slight edge (~55%)

Kamen Rider Killbus · Kamen Rider · Base

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

Massively Ftl+

Durability

Complex Multiverse Level

Tails (Game) · Sonic · Hyper Tails

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

Ftl, up to Infinite

Durability

Complex Multiverse Level

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