Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.
NumPad1: Infinite Health
NumPad2: Infinite Fire
NumPad3: Unlimited Jumps
NumPad4: Save Position
NumPad6: Undo Teleport
NumPad7: Change EXP By 50
NumPad8: Unlimited Resources
NumPad9: Change Money By 250
NumPad0: Change Cog Upgrades By 5
Unlimited Jumps: While active you can jump unlimited times in a row. You must deactivate this option otherwise you cannot climb up ladders.
EXP: Open ingame menu where your EXP bar is shown at the top. Press hotkey to add more.
Unlimited Resources: While active all resources you have collected are unlimited.
Unlock more trainer options including updates from here - Steamworld Dig 2 Trainer