Grand Theft Auto IV: The Lost and Damned is an Xbox Live Arcade game developed by Rockstar North. It follows Johnny Klebitz, a veteran member of the notorious biker gang, The Lost. Players must follow their loyalty to Billy Grey ,the club's President as he returns from rehab hell-bent on bloodshed and debauchery. This sets off a vicious turf war with rival gangs for control of Liberty City torn apart by violence and corruption. The game features new missions that offer players an entirely fresh way to explore Liberty City with new multiplayer modes, weapons and vehicles; as well as a diverse soundtrack with additional music - all in line with Grand Theft Auto's incredible production values. Additionally, there are all-new action packed multiplayer modes featuring added range of weapons like the grenade launcher or sawed-off shotgun, new vehicles including Johnny's customized chopper, improved bike handling and physics plus side missions and achievements to unlock.