<a href="http://hem.passagen.se/flubba/gba.html">FluBBa</a> has released a Mr Do Single Game Arcade Emulator for the GBA (Also works on Nintendo DS and Gamecube Gameboy Player)heres the info:
V0.01 - 2005-07-06 (FluBBa)
Initial release.
Download from here --> <a href="http://gbaemu.dcemu.co.uk/murdoc.shtml">http://gbaemu.dcemu.co.uk/murdoc.shtml</a>.