World Championship Poker Featuring Howard Lederer - All In ROM Download can be obtained free for Playstation Portable on EmuGames.net only. Play emulator game in English for the USA region. World Championship Poker Featuring Howard Lederer All In is a PSP ROM that you can download to your computer or play online within your browser. You can also download roms such as Super Mario Advance 2 Super Mario World and Animal Crossing Wild World that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.