Thrash Machine vs Azula: who would win?

Thrash Machine favored — Slight edge (~55%)

Thrash Machine · Undertale · Base

Tier

LOW 7-C

Attack Potency

Small Town Level

Speed

Ftl

Durability

Small Town Level

Azula · Avatar: The Last Airbender · Season 3

Tier

LOW 7-C, up to 7-C

Attack Potency

Small Town Level, up to Town Level

Speed

Massively Hypersonic+

Durability

Small Town Level, up to Town Level

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