Snappy mode:
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Hold L and press R at the main menu. This mode disables all intermission sequences.
Repeat the code to disable its effect.
All-Seeing mode:
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Highlight the „Options” button at the main menu then hold L and press R.
This mode allows you to play with open cards. Repeat the code to disable its effect.
Victory mode:
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Highlight the „Credits” button at the main menu then hold L and press R.
You will win everything. Repeat the code to disable its effect.