Enter these passwords at the start of the game to enable the corresponding effect or get the indicated items.

Get ALL Items:
Enter the password PSPR VRBV U2DT RFIZ

Unlock ALL Items and Weapons:
Enter the password MLIT WVCW T3KU SFZC

Get Full Experience and ALL Items
Enter the password DINT XXDY 445X V3ZX

Begin in Level 6 with the Red Crystal:
Enter the password OZKQ EXY1 WH4S REQA

Fight Dracula:
Enter the password 7MEF 0VFT 151Z Y2Z5

Get Dracula's Rib, Chain Whip, and the Blue Crystal
Enter the password OFIT M5QX 1P5S QBQA

Get Dracula's Rib, Chain Whip, Blue Crystal, and Dracula's Heart
Enter the password SZMH QXE1 5PXW UESE

Get Dracula's Rib, Chain Whip, Blue Crystal, Dracula's Heart, Dracula's Nail, Flame Whip and Red Crystal:
Enter the password TIRH DYDZ 405V 81B1

Get Thorn Whip and Holy Water:
Enter the password OFIC M5YX XD4C Q3AA