Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.

Promo Options:
NumPad5: Super Speed

Trainer Options:
NumPad1: Infinite Health
NumPad2: Infinite Stamina
NumPad3: Change Quantity Of Selected Item By 25
NumPad4: Infinite Ally Health
NumPad5: Super Speed
NumPad6: Slow Motion

Editor Options:
Selected Item: Quantity

Notes:

Trainer activation may take a little bit longer, please be patience.

Selected Item Quantity: Open your inventory and mouse hover the item, then wait a second or two and press hotkey or use editor. Works for scoria as well.