PC (Microsoft Windows)August 8, 2011
Released ✓ 
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Boll Deluxe
Previously known as Sonic Boll, it is a crossover fangame where Sonic the Hedgehog and friends meet characters from the Mario franchise in the environment of Super Mario Bros. The codename “Boll” comes from an old injoke and doesn’t really stand for anything.
ActionPlatform
Game modes
MultiplayerSingle player
Player perspectives
Side view