

The game is listed in Guinness World Records Gamers Edition 2010 under the category 'Most boss battles in a run and gun game'. The game was re-released again on the Nintendo Wii's Virtual Console download service in Japan on October 9, 2007, in Europe on November 2, 2007, and North America debut on November 5, 2007.

Also, the player can select either the sprite-based pixelated graphics of the original game or a new mode that uses certain filters to produce a high-resolution look. The Sega Ages version, whose disc also includes Treasure's Gunstar Heroes and Dynamite Headdy, exceeds the Mega Drive's intrinsic sprite display limit, which eliminates slowdowns or missing graphics during busy scenes (e.g. The game was playable in America on the Sega Channel cable service and has been reissued for PlayStation 2 as part of the Sega Ages Treasure Box disc. The game was released in Japan and Europe, but it can be rather expensive due to its rarity in either region. Alien Soldier (エイリアンソルジャー Eirian Sorujā?) is a side-scrolling run and gun video game developed by Treasure for the Sega Mega Drive.
