Arcana

03D575AD Infinite money for weapons
03D5C9AD Infinite money for items
03DE59AD Infinite money for rooms
03DF1CAD Infinite money for elixir
07B4349E Level and statistics for all characters increase after each battle won
07BF97BD Magic points don't decrease

01835460
018355EA Start with 60,000 gold pieces

018354FA
01835500 Start with 250 gold pieces

At the title screen, hold L + R + B

At the title screen, press Down, Select, Select, X, Y, Select, Select, L, R, Select, Select, Left, Right, Up and then:

A for Stage 2
B for Stage 3
X for Stage 4
Y for Stage 5