You can't call yourself an io games master if you haven't played Boulder io. Join online battle for the first place on the leaderboard
How to Play
The main goal is to become the strongest player and survive for as long as possible. Also you can complete some ongoing quest in Boulder io to receive extra XP points.
Boulder io can be played solo, with friends or with online players all over the world. Unlocked and fully accessible version without lags. The game is added about 17 days ago and so far 740 people had played, liked 25 times and disliked 17 times. The overall rating of Boulder io is 4.4. If you liked this game try also Dino Run and Xgun.io..