This is a marvelous defense game that you can enjoy here on CrazyGames.com directly in your browser, free of charge. 10waves1boss.io uses HTML5 to run smoothly in most browsers. You can play it in full-screen mode to get the full experience. Phantasma made 10waves1boss.io. 10waves1boss.io has received 10,444 plays and has been rated 9.1 / 10 with 221 votes. Did you like playing this .io game? Then try out our other defense games or Cursed Treasure and Age Of War.