During gameplay hold down L1, L2, R1, and R2, then enter the following codes on the D-pad.

Code	Effect
left, left, right, right, up, down, up, down	Refills Health and Mana.
left, right, left, right, up, down, up, down	Attacks go through the Bard.
right, left, right, left, up, down, up, down	Bard is invincible. He can still be knocked down.
up, down, up, down, left, right, left, right	Bard does Damage x100.
up, up, down, down, left, right, left, right	Provides free Silver Pieces and Adderstones.