Kamen Rider Dark Kiva vs Illua: who would win?

Too close to call

Kamen Rider Dark Kiva · Kamen Rider · King/Bat Fangire/Bat Fangire Reborn

Tier

5-A

Attack Potency

Large Planet Level

Speed

Sub-Relativistic

Durability

Large Planet Level

Illua · Final Fantasy · Base

Tier

5-A

Attack Potency

Large Planet Level

Speed

Sub-Relativistic

Durability

Large Planet Level

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