If you wanna play online multiplayer in the mirage arena, like full online, not just local, then you need to have a ps3 with wired internet connection. Download adhoc on psn (It's Free) and install it on your ps3. Then, run the program, go to the lobby room with the most people. Create a room, you'll see your little avatar dude with a psp under it. go to the mirage arena and go "Online" It will pick up the connection with your ps3 and go from local to online.