Contra Spirits is a later release, in 1996, and is an unlicensed (Unl) version of a Contra game. Unlicensed games were common during the era of 8-bit and 16-bit consoles. These games often had lower production values or were knock-offs of popular titles.   Details about its gameplay, storyline, and developers are scarce without further research into its specific origins and distribution.

Contra Spirits (1996) (Unl)

Contra (USA) Secondary Weapon Slot and Remote Barrier