* This was the only Creator/{{Compile}} game distributed by Creator/{{Broderbund|Software}}, but Compile had previously developed ports of Brøderbund's games ''A.E.'', ''VideoGame/{{Choplifter}}'' and ''VideoGame/LodeRunner''/''Championship Lode Runner'' for the {{Platform/MSX}} and/or Sega SG-1000.

* SequelFirst: More precisely, GaidenGame first. The original ''Guardic'' was a Japanese-only MSX game.
* SpiritualSuccessor: While there has never been anything quite like it, the closest example would be ''VideoGame/SigmaStarSaga'' for Game Boy Advance, with its blend of shmup and RPG. There was also an indie game inspired by it, appropriately titled ''[[https://phubans.wordpress.com/2011/03/02/indie-game-legend-released/ The Indie Game Legend]]'', whose protagonist looked like a cross between Mega Man and Jason from ''Blaster Master''.