Kamen Rider Black vs Darth Krayt: who would win?

Kamen Rider Black favored — Slight edge (~55%)

Kamen Rider Black · Kamen Rider · Post-Dai-Shocker

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

Ftl, up to Massively Ftl+

Durability

Complex Multiversal

Darth Krayt · Star Wars · Prime Krayt (Fate of the Jedi)

Tier

1-C, up to 1-A

Attack Potency

Complex Multiverse Level, up to Outerverse Level

Speed

Ftl+

Durability

Street Level, up to Outerverse Level

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