Thor (EMH) vs Seliph: who would win?

Too close to call

Thor (EMH) · Marvel · Base

Tier

HIGH 6-C, up to HIGH 6-A

Attack Potency

Large Island Level, up to Multi-Continent Level

Speed

Massively Hypersonic, up to Relativistic

Durability

Large Island Level

Seliph · Fire Emblem · With Tyrfing

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.