More:Game Center CX: Arino no Chousenjou 2: Super Demon Returns

From GameWinners

Contents 1 Cheat Codes 1.1 Invincibility 1.2 99 lives

Cheat Codes

Invincibility

Pause game play and press Down, Up, Down, Up, Left, Right, Left, Right. This code can only be enabled once.

99 lives

Press Up, Down, Up, Down, Right, Left, Right, Left at the title screen.
ndwr yab drdf, bwr