Also known as Trigon, this game turned out to have a way higher skill ceiling for speedrunning than expected. There is a perfect combo of Dragon Laser bombs + Machine Guns on both players for specific bosses to maximize speed. Eager to see if anyone else goes for it.

Part of the Gotta Run Em All Arcade series - Game #242

Start (Start Pressed) - 00:43 End Loop 1 (Stage Cleared Appears) - 28:54 End Loop 2 (Stage Cleared Appears) - 57:33 Total Loop 1 - 28:11 Total Loop 2 - 56:50