Whispy Woods vs Karsus: who would win?

Too close to call

Whispy Woods · Kirby · Base

Tier

HIGH 6-A, up to 2-C

Attack Potency

Multi-Continent Level, up to Low Multiverse Level

Speed

Relativistic+, up to Massively Ftl+

Durability

Multi-Continent Level, up to Low Multiverse Level

Karsus · Dungeons & Dragons · Archwizard of Netheril

Tier

HIGH 6-A, up to 2-A

Attack Potency

Multi-Continent Level, up to Multiverse Level+

Speed

Relativistic+, up to Infinite

Durability

Multi-Continent Level, up to Multiverse Level+

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