Citadel Guardians vs Iuno: who would win?

Citadel Guardians favored — Favored (~65%)

Citadel Guardians · Adventure Time · Base

Tier
5-A
Attack Potency
Large Planet Level
Speed
Unknown
Durability
Large Planet Level

Iuno · Wuthering Waves · Arrow

Tier
5-A
Attack Potency
Large Planet Level
Speed
Sub-Relativistic+
Durability
City Level

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