Mei Sudo vs Darunia: who would win?

Mei Sudo favored — Slight edge (~55%)

Mei Sudo · Kamen Rider · Cat Megid

Tier

6-C

Attack Potency

Island Level

Speed

Massively Hypersonic, up to Speed Of Light

Durability

Island Level

Darunia · The Legend of Zelda · Base

Tier

6-C

Attack Potency

Island Level

Speed

Supersonic+, up to Relativistic

Durability

Island Level

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