Play Hilly.io unblocked game for racing over hills with circles created for iO games. Tilting is vitally important to stand! It probably will take some time for loading of them. Make sure that it’s going to worth it. Unblocking new skins is only possible by using your social accounts. Walk through checkpoints before the time’s over for continuing the race. Only hold space bar for speeding up and release it for slowing down which is needed for tilting.