Pikan. Io is one of the video games inspired by slither. Io with advanced and improved mods. Your skin is a triangle with a tail where small triangles are deposited with which you can throw your enemies to annihilate them. To have a big tail with triangles of ammunition you must go through the colored balls that are on the screen. If you are a good player your name will appear at the top, to the right of the screen. Enjoy the game Pikan. Io the triangle game, it's free, it's one of our .io games we've selected.