Doctor Robotink (Sonic) vs. Bowser ( Mario) Vs. Dr. Wily ( Mega Man) vs. King Dedede ( Kirby) vs. King K. Rool
( Donkey Kong country) , vs. Doctor Neo Cortex ( Crash Bandicoot) , vs. Doctor Nefarious ( Ratchet and Clank) , vs. Rez ( Gex) , vs. Vex ( Sackboy: Big adventure)
1st scenario: dumping into arena
2nd scenario dumped into a arena with their end game boss setup.