Splixio at Cool Math Game. Play this super fun-addicting Splix.io game for hours! You start with a small area, make it larger and larger by closing it with your line. Grab other players land, but be careful, they may want to take yours, or even make you lose by hitting your colored line. Have no mercy and conquer the whole map!
Official website: splix.io
Controls: Arrows / WASD = move