Start the game and go to the database screen. Press SHIFT TILDE to drop a dev console to enter cheats.
CampaignAddCP'hero's name', XXXX - Adds an amount of character points to the hero in question, where XXXX is the value sum.
Note: the hero name should be one word and in lower case. Heroes with two words in their name, like Liberty Lad should be entered as libertylad.
DEBUGALLPOWERS=1 - unlocks all special powers and skills. This effect only lasts for the current mission.
MissionWin - instantly clears the current mission.