All Working Asterix and Obelix XXL Cheats - GameCube

Alternate costumes
Successfully complete the game to unlock a new costume for Asterix.

Collect all the Gold Laurels in the indicated province to unlock the corresponding alternate costume:

Asterix's Bathing suit: Egypt
Asterix's Pirate costume: Greece
Asterix's Roman costume: Gaul
Obelix's Bathing suit: Normandy
Obelix's Redbeard the Pirate costume: Helvetia
Obelix's Roman costume: Rome

Defeating the Battalion
Jump into the middle of the Battalion and repeatedly press [A] until they explode.

Defeating The Norse Hammer
Pause game play during the battle with the Norse Hammer, then press [B] to advance past the fight.

Body Slam
Press [Jump] + [Y] to have Obelix do a body slam to the ground. Note: This will not affect Bosses.

Hit enemies with each other
Approach an enemy, hit them once, then press [Y]. Asterix will swing them around. Have Obelix throw an enemy towards you. If timed correctly, you can press [Y] and swing another enemy around, hitting the other opponent. A 10X modifier will appear.