Activating this trainer

If not state otherwise below, press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options

# Player 
     NumPad1: Unlimited Health
     NumPad2: Unlimited Dash

# Enemies 
     NumPad3: No Attack

# Crafting 
     NumPad4: Crafting Costs 1 Material
     NumPad5: Crafting Materials Multiplier
     NumPad6: Easy Craft

# Items 
     NumPad7: Unlimited Use Building Materials
     NumPad8: Unlimited Use Quickbar

# Gameplay 
     NumPad9: Game Speed

Notes

Crafting Costs 1 Material:
Toggle on then enter the workbench and you will see that crafting of items only costs 1 of the item.

Crafting Materials Multiplier:
Toggle on and when you enter the workbench and craft something, you will have plenty of the resource that it costs once you craft.

Easy Craft:
Toggle on and most things can be crafted even if you don't have the items.

Unlimited Use Building Materials:
When in BUILDING MODE, you can place items, and keep placing them even if you don't have any more.  Then you can pick them back up giving you more.

Unlimited Use Quickbar:
Toggle on and when you use items in the quickbar they don't decrease.