Gon Freecss vs Rainbow Quartz: who would win?

Rainbow Quartz favored — Slight edge (~55%)

Gon Freecss · Hunter x Hunter · Adult Gon

Tier

HIGH 7-C, up to 7-B

Attack Potency

Large Town Level, up to City Level

Speed

Massively Hypersonic

Durability

Large Town Level, up to Small City Level

Rainbow Quartz · Steven Universe · Steven Fusion

Tier

HIGH 7-C

Attack Potency

Large Town Level

Speed

Relativistic

Durability

Large Town Level

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