Master Shifu vs Ethereal Ooze: who would win?

Ethereal Ooze favored — Slight edge (~55%)

Master Shifu · Kung Fu Panda · Base

Tier
8-C
Attack Potency
Building Level+
Speed
Transonic, up to Supersonic
Durability
Building Level+

Ethereal Ooze · Dungeons & Dragons · Base

Tier
8-C
Attack Potency
Building Level+
Speed
High Hypersonic+
Durability
Building Level+

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