Worms Open Warfare - Sony PSP Streamlined menu system and play modes, tailored especially to suit the needs of mobile gamers inc the addition of mid-mission saves for the first time means that gamers on the move needn't lose the progress they've made in either single or multiplayer gam Multiplayer mode allowing up to four players using one unit (hot seat) Multiplayer mode via WIFI technology allowing connection of 4 units Worms features a huge collection of favourite Worms weapons 5 all-new graphical themes, with randomly generated landscapes