Today Emulatronia have posted 3 new screenshots of Chanka running the games Ikaruga, Rez and Marvel Vs Capcom 2 and also this Dreamcast emulator for windows should see a release tommorrow on the 29th May, the author Garrofi has partial MMU support and also has support for the VMU and Joypad in the Emu.
Take a look at all those cool screenshots on this Page