Geryuganshoop vs Energized Protodermis: who would win?

Energized Protodermis favored — Slight edge (~55%)

Geryuganshoop · One-Punch Man · Base

Tier

6-C

Attack Potency

Island Level

Speed

Supersonic+, up to Relativistic+

Durability

Unknown

Energized Protodermis · Bionicle · Base

Tier

6-C, up to HIGH 5-A

Attack Potency

Island Level, up to Brown Dwarf Level

Speed

Massively Hypersonic+, up to Relativistic

Durability

Unknown

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