Black Beetle vs Guila: who would win?

Guila favored — Slight edge (~55%)

Black Beetle · DC · Base

Tier

HIGH 7-A

Attack Potency

Large Mountain Level

Speed

Supersonic+, up to Relativistic+

Durability

Large Mountain Level

Guila · Nanatsu no Taizai · NNT (Pre-Training)

Tier

HIGH 7-A

Attack Potency

Large Mountain Level

Speed

Sub-Relativistic

Durability

Large Mountain Level

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