Motherglare vs Chrom: who would win?

Motherglare favored — Slight edge (~55%)

Motherglare · Fairy Tail · Base

Tier

HIGH 6-C

Attack Potency

Large Island Level

Speed

Relativistic

Durability

Large Island Level

Chrom · Fire Emblem · After the Awakening Ritual

Tier

HIGH 6-C, up to 4-A

Attack Potency

Large Island Level, up to Multi-Solar System Level

Speed

Massively Hypersonic

Durability

Large Island Level, up to Multi-Solar System Level

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