Arabia Fats vs Tyrion Lannister: who would win?

Tyrion Lannister favored — Slight edge (~55%)

Arabia Fats · JoJo's Bizarre Adventure · Base

Tier

10-B, up to HIGH 8-C

Attack Potency

Human Level, up to Large Building Level

Speed

Immobile, up to Speed Of Light

Durability

Human Level

Tyrion Lannister · Game of Thrones · Base

Tier

10-B, up to 8-A

Attack Potency

Human Level, up to Multi-City Block Level

Speed

Athletic Human, up to Subsonic

Durability

Human Level, up to Wall Level+

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