Spoil vs Tauros: who would win?

Tauros favored — Slight edge (~55%)

Spoil · Undead Unluck · First Phase - Second Phase

Tier
7-A
Attack Potency
Mountain Level
Speed
Hypersonic+
Durability
Mountain Level

Tauros · Pokémon · Base

Tier
7-A
Attack Potency
Mountain Level
Speed
Massively Hypersonic+
Durability
Mountain Level

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