Play Knifeblades.Io free Online. How to Play*Hold&drag to move and attack enemies!*Release to enter defensive mode. Pick up knives and wrap them around yourself to fight with other guys in the arena.Use both offensive and defensive modes to defeat your enemies smartly! PlayGames365.com offers you the best entertainment of games to play in the browser, the most distributed from the 2000s until now. Knifeblades.Io is an HTML5 game that works on smartphones, tablets, PCs and Smart TVs. You can play Knifeblades.Io anywhere, anytime.