Ultima I: The First Age of Darkness/Controls

Letter	Command	Description	Notes
A	Attack	Attacks a target.	Requires a direction key if outside a dungeon.
B	Board	Mounts a horse or boards a vehicle.
C	Cast	Casts a spell	Spell must first be selected with Ready.
D	Drop	Drops an item	Gone forever.
E	Enter	Enter location
F	Fire	Fire guns	Requires a vehicle.
G	Get	Get	Picks up an adjacent item
H	Hyperjump	Performs a hyperjump	Requires a spaceship
I	Inform & Search	Reveals names and places of things	Also gives locations of secret doors, and the surrounding areas in spaceships.
K	Klimb	Climbs ladder
N	Noise	Turns noise on or off
O	Open	Opens a coffin
Q	Quit	Quit & Save	Must be done on the outside world, and saves the game to disk. This doesn't end the game, you'll need to reset the computer.
R	Ready	Ready a weapon, armor or spell.
S	Steal	Steals from shop or caches	Doesn't work once caught. You can leave and return instantly.
T	Transact	Conducts business with merchants or kings
U	Unlock	Opens cells or chests
V	View	View Change	Requires spaceships, switches between front and top modes.
X	X-it	Disembark	Leaves the currently mountes craft.
Z	Ztats	Shows statistics and pauses game.
Space	Pass	Waits a turn	It will also wait if the user doesn't enter input for some time, or makes an invalid command.