Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.
NumPad 0: Unlimited Resources
NumPad 1: Instant Mana Refill
NumPad 2: No Hunger
NumPad 3: One Hit Kills
NumPad 4: Reveal Map
NumPad 5: Infinite Health
NumPad 6: Coin Finder
NumPad 7: Draw Ingame Coordinates
Unlimited Resources: While active all resources are unlimited. You may need to open your inventory once.
No Hunger: While active the workers food will not decrease.
Coin Finder: While active you get a coin every time you dig a field
Unlock more trainer options including updates from here - Craft the World Trainer