Mr. Single Game Arcade emulator for Nintendo DS, Copper, brings us Mr. Do and variants, if you do own the appropriate ROM images, which are not inculded with the emulator.

Supported ROMs:

Mr. Do!
Mr. Do! (prototype)
Mr. Do! (Taito)
Mr. Do! (bugfixed)
Mr. Lo!
Mr. Du!
Yankee DO!
Mr. Do’s Castle (set 1)
Mr. Do’s Castle (set 2)
Mr. Do’s Castle (older)
Mr. Do vs. Unicorns
Do! Run Run (set 1)
Do! Run Run (set 2)
Do! Run Run (Do’s Castle hardware, set 1)
Do! Run Run (Do’s Castle hardware, set 2)
Super Pierrot (Japan)
Mr. Do’s Wild Ride
Jumping Jack
Kick Rider

Thanks to http://www.nintendomax.com for the news.

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