Sumire Kakei/Shigaraki vs Puck (Berserk): who would win?

Sumire Kakei/Shigaraki favored — Slight edge (~55%)

Sumire Kakei/Shigaraki · Naruto · Base

Tier
10-C, up to 5-B
Attack Potency
Below Average Human Level, up to Planet Level
Speed
Massively Hypersonic
Durability
Below Average Human Level, up to Planet Level

Puck (Berserk) · Berserk · Base

Tier
10-C
Attack Potency
Below Average Human Level
Speed
Subsonic, up to Speed Of Light
Durability
Below Average Human Level

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