Sorcerian [Model G-4504]

GAME GENIE CODE: DKJA-AA6Y
Hit enemies from anywhere (melee attacks only). You will usually get a room cleared exp bonus since you will often kill all enemies on screen with one hit (C button).

GAME GENIE CODE: GKJT-AA9E
Invincibility (enemies pass right thru you). Doesn't work on bosses.

GAME GENIE CODE: AL7T-AA8N
Infinite Magic Power (Mag. P).

GAME GENIE CODE: AJWT-AA2C
Don't get charged in shops (although you still have to have enough gold to cover the cost).

GAME GENIE CODE: BAWA-AA96
Don't get charged in shops (works even if you don't have enough gold).