Dr. Urchin has kidnapped Coralline! Oh no! But hey, you're the bodacious glowfish, precisely the underwater dweller who can rescue her. The lushly-illustrated action adventure game Glow Fish is filled with exploration, unlockables, and size-related nomming challenges similar to flOw.

Blush is a unique and beautiful, 3D rendered, underwater physics-based game by Flashbang Studios, in which you play a betentacled creature fighting your way through the ocean deep. It is also very addictive. Fight off other sea creatures, collect eggs and bring them to glowing orbs that increase your speed and extend your tentacles. Even earn achievements, too.

From developer Sam Horton of Funface Games comes Oroboros, an action title that borrows from games such as flOw and Snake. You control Oroboros (the serpent forming a circle by swallowing its own tail) as you absorb energy clusters to unlock portals to new dimensions. As you progress, your tail grows to give you new abilities that let you combat the increasingly tough foes.

A masters in fine arts thesis project created by Jenova Chen and Nicholas Clark of the University of Southern California, flOw is a mesmerizing game of primordial life, evolution and survival. Dive deep into the wild blue to seek out and consume other organisms on your path to simple cell nirvana.