Thanos v Apocalypse v Darkseid v Doomsday v Hulk v Grundy

Battle takes place on a deserted planet.

BFR not allowed.

No infinity gauntlet.

Hulk can go World Breaker at the start of the fight.

No team ups.

Victory only by knock out or kill.

There can only be one winner. Who wins?

Thanos is the last man standing.

Thanos wins.

Darkseid takes this.

Why are Hulk, Apocalyspe, and Grundy in this? They get KO'd/Killed fairly quickly, Doomsday follows suit not too long after, this is basically Thanos vs DS and Thanos wins that battle everytime.