King Ghidorah (GMK) vs Ancient Dragon: who would win?

Too close to call

King Ghidorah (GMK) · Godzilla · King Ghidorah

Tier

6-C

Attack Potency

Island Level+

Speed

Supersonic+

Durability

Island Level+

Ancient Dragon · Dark Souls · Base

Tier

6-C, up to LOW 6-B

Attack Potency

Island Level+, up to Small Country Level

Speed

Supersonic

Durability

Island Level+, up to Small Country Level

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