Acyd.io unblocked game is similar to Agar.io but based in space. Besides, you will take control of a moon instead of a cell. You should consume stars and other smaller players to grow in size as well as dominate the map. You need to defend yourself by keeping away from bigger enemies in Acyd.io. They can attack and swallow you in a wink. Let's choose the shape that you like most to embark on your job right now! Try to collect the highest mass! Good luck!