Invisibility:
At the main menu, press X, circle, triangle, X(2), square.
Trophies:
Bronze trophies
Completely Unstoppable! – Remain undefeated for five consecutive 4 player online multiplayer games.
Exterminator – Win 15 Local matches against 3 CPU players.
Paint the town red! – Win a zombie match in local play against 2 CPU players.
The Name’s Bomb, Dangerous Bomb – Take out 3 CPU players at once in a local game.
Totally Bombed! – Win a local match against 3 CPU players after being in a super revenge cart.
You die so good! – Score 25 frags in an online multiplayer zombie match.
Silver trophies
Girl Power! – With a full female outfit, win an online multiplayer 4 player girl only
Joy of Painting with Bomberman – Claim 130 or more tiles in a local zombie match against 3 CPU players.
The Bomb! – Win 30 online multiplayer games.
The Good, The Bad and The Bombed – With the full cowboy outfit, frag another cowboy in an online multiplayer
Gold trophy
EXTREME MAKEOVER! – Collect 60 costume balls.