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: Infinite Hero Health

NumPad2: Infinite Unit Health

NumPad3: One Hit Kills

NumPad4: Change Gold By 500

NumPad5: Change Skill Points Of Selected Unit By 5

NumPad6: Change EXP Of Selected Unit By 100

Editor Options:

Gold

Selected Unit: Current Rank

Selected Unit: EXP

Selected Unit: Skill Points

Notes:

Change Gold: While you're on the map and your gold is visible press hotkey to add more. You will need to buy something for your money to change.

Skill Points / EXP / Current Rank: Click on a unit on the map and change the skill points / exp / rank. You will need to click on the unit again to see it has changed. Some changes may not be visibile immediately.