Sentinel Atari arcade/pinball game

[Buyatari]

Here is the concept art to Sentinel the unreleased pinball/arcade hybrid



Here is the art to the playfield and to the monitor.





not sure if you can read the text on the 2nd one. here it is.

LEFT SIDE

* PRESS START
* PROTECT SENTRAL BASE BY DESTROYING ATTACKING ALIENS
* ENEMY SHOTS DESTROY PLAYERS SHIELD 1 ENEMY SHOT PENETRATING SHIELD RESULTS IN LOSS OF 1 LIFE
* PLAYER BEGINS WITH 3 LIVES BONUS LIFE EVERY 10,000 POINTS
*DESTROY ALL ALIENS-ESCAPING ALIENS WILL RETURN TO INCREASE THE DIFFICULTY OF THE NEXT WAVE

RIGHT SIDE

CONTROLS

MISSLE: FIRES INDIVIDUAL SHOTS AIM WITH CURSOR

CANNON: DESTROYS SEVERAL ALIENS AT ONCE SET CURSOR IN DESIRED HALF-RING PRESS BUTTON TO FIRE BALL THROUGH CORRESPONDING LANE,DESTROYING ALL ALIENS IN THAT HALF RING

ZOOM: REVEALS CLOSE-UP VIEW OF CENTEAL AREA PRESS BUTTON WHEN ALIENS ENTER CENTER AREA

GHOST SHIP: MAKES PLAYER'S BASE DISAPPEAR CAUSES ALIEN SHOTS TO TRACK ON OTHER ALIENS AVAILABLE ONCE PER LIFE

ZAP TARGET: WHEN FLASHING DESTROYS ALL ALIENS IN RINGS WHEN LIT MOMENTARILY FREESES ALIENSSET CURSOR IN CENTRAL AREA TO AIM CANNON AT TARGET

and here is the cabinet

[samael64]

Wow! Is that fully functioning or just a mock-up cabinet?

[Buyatari]

Its just a mockup :(