Jason Grace vs Icarax: who would win?

Icarax favored — Slight edge (~55%)

Jason Grace · Percy Jackson · Argonaut

Tier

7-A, up to 6-C

Attack Potency

Mountain Level, up to Island Level

Speed

Massively Hypersonic

Durability

Mountain Level

Icarax · Bionicle · Base

Tier

7-A, up to 6-C

Attack Potency

Mountain Level, up to Island Level

Speed

Massively Hypersonic+, up to Relativistic

Durability

Island Level

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