Seiko Ayase vs Vikor: who would win?

Too close to call

Seiko Ayase · Dandadan · Base

Tier
9-A, up to 8-C
Attack Potency
Small Building Level, up to Building Level
Speed
Superhuman
Durability
Small Building Level

Vikor · The Boys · Base

Tier
9-A, up to 8-C
Attack Potency
Small Building Level, up to Building Level
Speed
Superhuman
Durability
Small Building Level, up to Building Level

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