Equinox is an action adventure puzzle video game developed by Software Creations and published by Sony Imagesoft for the Super NES. A sequel to Solstice (1990) for the Nintendo Entertainment System, Equinox depicts Glendaal saving his father, the predecessor's playable character Shadax, from the imprisonment of Sonia, Shadax's apprentice. The player acts as Glendaal, exploring 458 rooms in eight underground dungeons. The player collects 12 blue orb tokens while solving puzzles, killing enemies, collecting keys, navigating platforms and blocks, and battling bosses. It continues Solstice's isometric puzzle game style, with greater emphasis on action adventure and Mode 7 overworld map.