No need to worry
you want killer working perfect right
well you just need to go to emuasylum.com
go where is say's roms go where it say's ki1 and ki2
plus emu download it and play oh one other thing
you'll need N64emu emulator each one of the download
are like 190MB plus they will only let you download one each day
the web got some MB restriction's ok bye have fun. :msn_devil