Hero (Dragon Quest IX) vs World Razer: who would win?

Hero (Dragon Quest IX) favored — Slight edge (~55%)

Hero (Dragon Quest IX) · Dragon Quest · Base

Tier
4-A
Attack Potency
Multi-Solar System Level
Speed
Massively Ftl+
Durability
Multi-Solar System Level

World Razer · Star Wars · Base

Tier
4-A
Attack Potency
Multi-Solar System Level
Speed
Ftl+, up to Massively Ftl+
Durability
Multi-Solar System Level

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