Korra vs Alta Face: who would win?

Alta Face favored — Favored (~65%)

Korra · Avatar: The Last Airbender · Cosmic Korra

Tier

5-C

Attack Potency

Building Level, up to Moon Level

Speed

Sub-Relativistic

Durability

Moon Level

Alta Face · Fairy Tail · Base

Tier

HIGH 6-A, up to 5-B

Attack Potency

Multi-Continent Level, up to Planet Level

Speed

Relativistic+, up to Ftl

Durability

Large Planet Level

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