“Algae is a cute 2D puzzler where you take control of imaginatively named ‘Algae’ – an experimental sentient algae. Use Algae’s abilities to clone and morph through mind-bending puzzles, avoiding enemies at every turn to break free from the confines of it’s world…”
I’ve done the whole package on this game from Purple Kingdom Games.
That means all the graphics: characters, backgrounds, animations and UI.
You can get it on Steam.
Some of the animations:
Screenshots from the game (click to enlarge):