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: Invulnerable 
     NumPad2: Unlimited Health
     NumPad3: Fly
     NumPad4: No Clip
     NumPad5: Float Player Higher While Flying
     NumPad6: Float Player Lower While Flying
     NumPad7: Change Player Speed
     NumPad8: Increase Player Speed
     NumPad9: Decrease Player Speed
     Multiply: Set Normal Player Speed

# Inventory 
     Add: Unlimited Shards

# Weapons 
     Separator: Super Damage

# Enemies 
     Subtract: Change NPC Speed
     Decimal: Decrease NPC Speed
     Divide: Increase NPC Speed
     F1: Freeze NPC
     F2: Set Normal NPC Speed

# Position 
     F3: Save Position Slot 1
     F4: Save Position Slot 2
     F5: Save Position Slot 3
     F6: Save Position Slot 4
     F7: Save Position Slot 5
     F8: Restore Position Slot 1
     F9: Restore Position Slot 2
     F10: Restore Position Slot 3
     F11: Restore Position Slot 4
     F12: Restore Position Slot 5

# Gameplay 
     F13: Game Speed

Editor Options

# Player 
     Damage Multiplier
     Shards

Notes

No Clip:
It won't work without 'Fly'.