John Grimm vs William Afton (Book Trilogy): who would win?

Too close to call

John Grimm · Doom · Post-Chromosome 24

Tier

9-A

Attack Potency

Wall Level, up to Small Building Level

Speed

Superhuman, up to Supersonic+

Durability

Wall Level

William Afton (Book Trilogy) · Five Nights at Freddy's · Post-Springlocked

Tier

9-A

Attack Potency

Athlete Level, up to Small Building Level

Speed

Superhuman

Durability

Small Building Level

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