Maken X Cheats & Tips

Invincibility
Pause during a game, and then press Down, Left, Up, Right, L, A, X, Left, R, B, Y, Up, L, A, Down.

All weapons
Pause during a game, and then press Up, Right, Left, Down, B, L, R, A, Right, X, B, Left, R, Y, Up.

Select character
To select what character you want to be, complete the game 20 times and enter Left, Right, Up, Up, X, B, L, Y, A in three seconds.

Full pause screen
Pause during a game, and press X + Y. (same as many other Dreamcast titles)