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.

Promo Options:
NumPad6: Move Up

Trainer Options:
NumPad1: Invincible
NumPad2: Unlimited Time
NumPad3: Freeze Slow Motion Bar
NumPad4: Save Position
NumPad5: Teleport
NumPad6: Move Up
NumPad7: Move Down
NumPad8: Move Left
NumPad9: Move Right

Editor Options:
Player: Slow Motion Bar

Notes:

Invincible:
While active enemies cannot hit you. This does not prevent you from dying by anything that one hit kills you such as lasers.

Freeze Slow Motion Bar:
Activate this only when needed and turn it off when not.