Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.
Trainer Options:
NumPad1: Change Gems By 50
NumPad2: Change Gold By 50
NumPad3: Infinite Health
NumPad4: Infinite Mana
NumPad5: Change EXP By 50
Editor Options:
Gold
EXP