Twilight Sparkle (Pony World) vs GOLB: who would win?

GOLB favored — Slight edge (~55%)

Twilight Sparkle (Pony World) · My Little Pony · Alicorn Form

Tier

2-A, up to LOW 1-C

Attack Potency

Multiverse Level+, up to Low Complex Multiverse Level

Speed

Infinite

Durability

Multiverse Level+, up to Low Complex Multiverse Level

GOLB · Adventure Time · GOLB

Tier

2-A

Attack Potency

Multiverse Level+

Speed

Nigh-Omnipresent

Durability

Multiverse Level+

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