noclip - Walk through walls
mlook - Mouse view option
impulse 9 - Get all weapons
impulse 14 - Turn yourself into a sheep
impulse 23 - Get torch
impulse 25 - Get Tome of Power
impulse 39 - Fly mode toggle
impulse 40 - Raise character's level
impulse 43 - All weapons, mana & items
impulse 44 - Toss currently selected item
impulse 99 - Restart level