Sonic the Hedgehog (SatAM) vs Gina Chamber: who would win?

Sonic the Hedgehog (SatAM) favored — Slight edge (~55%)

Sonic the Hedgehog (SatAM) · Sonic · With the Deep Power Stones

Tier
7-A
Attack Potency
Mountain Level
Speed
Massively Ftl+
Durability
Mountain Level

Gina Chamber · Undead Unluck · Base

Tier
7-A, up to HIGH 7-A
Attack Potency
Mountain Level, up to Large Mountain Level
Speed
Hypersonic+
Durability
Large Mountain Level

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