Mei Hatsume vs Storm Guards: who would win?

Storm Guards favored — Slight edge (~55%)

Mei Hatsume · My Hero Academia · Base

Tier

8-A

Attack Potency

Multi-City Block Level

Speed

Unknown

Durability

Wall Level, up to Multi-City Block Level

Storm Guards · My Little Pony · Base

Tier

8-A

Attack Potency

City Block Level+

Speed

Subsonic

Durability

Multi-City Block Level+, up to Multiverse Level+

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