Donkey Kong Country
Game Boy Advance
50 lives:
At the game selection screen, go over to the "Erase" option, hold Select and press B, A, R, R, A, L, L. When you start a game, you'll have 50 lives.Hero mode:
Beat the game with 100%. Start a new game and select Two-Player mode to activate the "Hero mode" option.
Thanks to Revolution readers Barnaby and Cameron!

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?