Using this Trainer:

Launch the trainer first, then launch the Game and then Press F1 at the Main Menu.

Listen for "Activated".

Press desired option key

Options in Promo:

Numpad 2: Unlimited Health

Options:

Numpad 1: Mega Gold

Numpad 2: Unlimited Health

Notes:

Numpad 1: Mega Gold - you have to have collected at least ONE gold in the current game you are playing.  Toggle this on and when you collect then next gold you will have more than you can ever spend.

Numpad 2: Unlimited Health - you have to have taken damage at least ONCE in the current game.  Toggle this on and any new damage will not take hold to your characters.