Appendix:Pokémon Battle Revolution walkthrough/Section 11
Gateway Colosseum
The rules stay the same, but when you win a match, you can exchange one of your rental Pokémon with one of your opponent's Pokémon. The difference is stronger Pokémon with stronger moves.
Sunny Park Colosseum
This is now basically the Little Cup: only base evolution Pokémon, level 1 - 5, has to have hatched from an egg.
Courtyard Colosseum
This place is now Mt. Battle: a Survival Mode 100 man knockout battle