The player shoots formations of bizarre alien amoeba, egg-throwing birds and Pterosauric creatures, as well as UFOs while flying over the surface of a planet.

[8] The Family Computer version of the game is included in the compilation Jaleco Collection Vol.

The original arcade version was later released for the PlayStation 4 as part of the Arcade Archives label on October 23, 2014 in Japan and on July 7, 2015 in North America[9] and also on the Nintendo Switch in the Nintendo eShop by Hamster Corporation as part of the same series.

Exerion II: Zorni was released for the MSX in 1984 alongside a port of the original arcade game.

The player's ship, the Fighter EX, is a playable character in Jaleco's Game Tengoku series.