yes i have.but the thing is,i've so much game genie codes for all mk games on game gear.if you use the messenger,i'll tell u the codes by a microphone,because if i write it gonna take 3 hours...if u r interested, send me a message
my mail is milka246@hotmail.com and milka246@yahoo.com

Sea_Serpent Wrote: I just got a game genie (game gear) thru e-bay not too long ago, and was wondering if anyone knows any game genie codes for MK1, MK2 or MK3. If so.. please post them. I already have a couple, but am looking for more. Thanx in advance!

the only code for the game gear version of MK1 I know is :

2, 1, 2, down, up

:))))))))

That works!!!!!!

gamegenie.com has every code...I think