Darom vs Gor-Rok: who would win?

Gor-Rok favored — Slight edge (~55%)

Darom · Kamen Rider · High Priest

Tier

HIGH 6-C

Attack Potency

Large Island Level

Speed

Superhuman, up to Speed Of Light

Durability

Large Island Level

Gor-Rok · Warhammer Fantasy · Base

Tier

HIGH 6-C, up to 5-C

Attack Potency

Island Level, up to Moon Level

Speed

Massively Hypersonic

Durability

Island Level, up to Moon Level

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