The Doctor (Doctor Who) vs Kamen Rider Gatack: who would win?

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

The Doctor (Doctor Who) · Doctor Who · With the Power of The Glory

Tier

HIGH 1-B

Attack Potency

High Hyperverse Level

Speed

Immeasurable

Durability

High Hyperverse Level

Kamen Rider Gatack · Kamen Rider · Post-Oma Day

Tier

1-A

Attack Potency

Outerverse Level

Speed

Immeasurable

Durability

Wall Level, up to Outerverse Level

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