Every fighter in the Rocky movies are in their prime when an alien species grab them and drop them into a huge, enclosed hangar-like structure far away from earth. In the middle of the hangar is a boxing ring.

All being in their prime they learn that they’ll have to use their fighting skills to get out of there by winning the tournament.
Every fighter will face one another, and the one with the most victories will get his life back.

Who’ll emerge victorious and avoid being stranded in the hangar forever.

The fighters:

Spider Rico
Rocky Balbao
Apollo Creed
Adonis Creed
Micky Goldmill
Dipper Brown
Clubber Lang
Ivan Drago
Viktor Drago
Ricky Conlan
Union Cane
Kevin Grier
Tommy Gunn
Mason Dixon
Leo Sporino
Danny Wheeler