The CycloDS Evolution is a cartridge for the NDS which adds homebrew capabilities. You can then run various homebrewed titles from a miniSDHC card on the NDS. You can even play backups of your own games and thus take them all with you in a single cartridge.
The CycloDS Evo supports ActionReplay(tm) compatible cheat codes. The Evolution Tools (downloadable on their Support page)
supports downloading cheats from codejunkies.com. After the processing is done, you get a
According to the forums,
codejunkies.com is missing several
cheats for newer games, so you might want to download the database from gbatemp.net which
is ~1,7 MiB. There's even a direct link to the latest version of the file:
You might also want to trim your
default.evoCheats file down to 0 Bytes and make it read-only so that only the newer
cheats database is used.