Activating this trainer:

Press F1 at main menu.

Listen for 'Trainer Activated'.

Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options:

Numpad 1: Unlimited Health

Numpad 2: Unlimited Consumables

Numpad 3: Easy Kills

Numpad 4: Set Souls Credits

Numpad 5: Easy Wrath Attack

Numpad 6: Easy Havok Form

Numpad 7: Unlimited Havok Form Duration

Numpad 8: Unlimited Attribute Points

Numpad /: Save Position

Numpad *: Teleport

Notes:

Numpad 1: Unlimited Health - toggle on and your health bar remains full.

Numpad 2: Unlimited Consumables - toggle on and when you use a consumable, you have plenty.

Numpad 3: Easy Kills - toggle on and most enemies are killed very easily. 

Numpad 4: Set Souls Credits - enter the inventory, press option to set the value to the value shown in the trainer.

Numpad 5: Easy Wrath Attack - toggle on and you can execute the attack at any time.

Numpad 6: Easy Havok Form - Press and you can enter Havok form even if you do not have the full meter.  You have 2 seconds to enter the form and the option shuts back off.

Numpad 7: Unlimited Havok Form Duration - toggle on and your Havok form remains on indefinitely once active.

Numpad 8: Unlimited Attribute Points - enter the inventory and note your points.  Toggle this on and you have plenty.

Numpad /: Save Position - press to save your position in the game world.

Numpad *: Teleport - press to teleport to the saved position.  You may have to move to 'reset' the actual position.