Selectable as a playable game on the Pip-Boy 3000 Mark IV, on the Inventory, Misc tab. The player must destroy all the Zetan alien ships before they reach the ground.
With the Arcade Workshop pack, multiple copies of the holotape can be obtained by building and scrapping an arcade machine for Zeta Invaders.
Behind the scenes
The title and game play are a reference to the famous 1978 arcade game Space Invaders.