Ancalagon the Black vs Chion: who would win?

Ancalagon the Black favored — Slight edge (~55%)

Ancalagon the Black · Lord of the Rings · Base

Tier

HIGH 7-A

Attack Potency

Large Mountain Level

Speed

Massively Ftl+

Durability

Large Mountain Level

Chion · Nanatsu no Taizai · Base

Tier

HIGH 7-A, up to 4-B

Attack Potency

Large Mountain Level, up to Solar System Level

Speed

Sub-Relativistic

Durability

Island Level

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