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

Too close to call

Hero (Dragon Quest IX) · Dragon Quest · Base

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

Heatblast · Ben 10 · Future Timeline

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

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