Play Roly-Poly Cannon Online Game. One of many Shooting Games to play online on your web browser for free at KBH Games. Tagged as Cannon Games, Poly Games, Roly Games, and Shooting Games. Upvoted by 31 players. Other games you might like are Roly-Poly Cannon 2 and Roly-Poly Cannon 3. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.