Enter one of the following codes during game play to activate the corresponding cheat function.

Effect - Code

Lightning - [Alt] + [Ctrl] + L
Rain - [Alt] + [Ctrl] + R
Snow - [Alt] + [Ctrl] + S
Wind - [Alt] + [Ctrl] + W
Display frame rate - [Alt] + [Ctrl] + F
Restore health - [Alt] + [Ctrl] + H