Prince of Persia: Rival Swords - Baby Toy Of Death weapon

Chainsaw weapon:
Pause game play, then press D-pad Up, D-pad Up, D-pad Down, D-pad Down, D-pad Left, D-pad Right, D-pad Left, D-pad Right Z. Nunchuk Down, Z, Nunchuk Down.

Swordfsh weapon:
Pause game play, then press D-pad Up, D-pad Down, D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Left, D-pad Right, Z, Nunchuk Down, Z, Nunchuck Down.

Telephone weapon:
Pause game play, then press D-pad Right, D-pad Left, D-pad Right, D-pad Left, D-pad Down, D-pad Down, D-pad Up, D-pad Up, Z, Nunchuck Down, Z, Z, Nunchuck Down, Nunchuck Down.

Video mode:
Successfully complete the game.