Port of the Duke3d from the GP2x port
The home page of the NDS port is http://gpf.dcemu.co.uk .

dpad       move Duke
a       fire
b      jump
x      look up
y       look down
lefttrig   strafe left
righttrig   strafe right
select      use item
start      select
touchscreen   look around, change weapon


dldi patch .nds and copy it and defs.con, game.con, user.con, duke3d.grp  and supplied duke3d.cfg to /duke3d directory of card. might be case sensitive with Uppercase. It still needs sound added and network support, but is playable with your own provided shareware .grp or full version .grp file.