This version of Battlantis, distinguished by program code F, likely represents a regional variant or a minor update to the original arcade game. The differences between code F and other versions (like code E and G) would likely be subtle, possibly relating to minor adjustments in gameplay, enemy patterns, or even language settings. Further details on the specific alterations in program code F are difficult to ascertain from commonly available sources.

Battlantis (program code F)

Batsugun (set 2)