Capcom Puzzle World - Gameboy Advance
Play as Akuma:
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Highlight Hsien-Ko on the player select screen and press Down on the thumb pad.
Play as Anita:
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Hold L R and choose Donovan.
Play as Dan:
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Highlight Donovan on the player select screen and press Down on the thumb pad.
Play as Devilot:
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Highlight Morrigan on the player select screen and press Down on the thumb pad.
Play as Hsien-Ko's Talisman/Sister's spirit:
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Hold L R and choose Hsien-Ko.
Play as Morrigan as a bat:
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Hold L R and choose Morrigan.