Darius Alpha is a rare and unique shooter for the PC Engine, developed by Taito and released in Japan in 1991. It is a spin-off of the Darius series, but with a different gameplay style. Darius Alpha is a "boss rush" game, where you fight a series of bosses from the Darius series in rapid succession. It is a challenging and fast-paced shooter that tests your skills against the game's most powerful enemies.
The gameplay involves fighting a series of bosses, with no levels or stages in between. You must defeat each boss to progress, and the game ends when you have defeated all of them. The PC Engine version features detailed graphics and intense action, capturing the essence of the Darius series.
A unique feature is the "boss rush" format, which is a departure from the traditional shooter structure. The game also features a "time" attack mode, where you can compete for the fastest completion time.
Darius Alpha is a rare and sought-after title on the PC Engine, appealing to collectors and fans of the Darius series.