A Compilation of Kyuukyoku Tiger (Ultimate Tiger, Known as Twin Cobra in the west) and Tiger-Heli, two classic TOAPLAN Arcade STGs as part M2's Shottrigger series of Shoot-em-up ports. This package includes arcade and home versions of both games, and the Toaplan Arcade Beat-em-up Get Star (Known in the west as Guardian) as a bonus title in the physical edition, and as DLC for the downloadable version.

The typical features of an M2STG port, including Gadgets, Arcade Challenge, Super Easy mode and a Custom mode are included.