Continue game play:
Press A or B within ten seconds of losing all energy.

Power-up:
Enter NTTMMNWLPPBDZ as a password.

Bonus lives:
Stop the game after dropping below two lives remaining to obtain a password. Replace the fifth character of the password to N, then resume the game using the modified password for three lives. Replace the fifth character of the password to J, then resume the game using the modified password for two lives.

Password	Status
MQTRLZPBRDZZ	Start with iron sword
RLTRLZPBMMZK	Start with axe and helmet
WBTRLZPBDPZW	Start with shield
PJTRTGHTGLNM	Start with all armor
DDBMNWMBZZDJ	Air level, cloud area
JJTRJZRZQMWN	Water level
XXTRTDGXRPMH	Water level, in the water
JBTRHMWQRRWW	Water level, with Blightwater spell
NRTRZBDTRQDL	Fire level
KJTNJWQXRLTP	Fire level, with Fleetfoot spell
PLTRMBRLNBDR	Icefire
WLTRMBRLNBKR	Icefire, with seven-league boots
BDTRBTTNNGNT	Final level