Its been a little while since we've seen an update to Spirits DS.A That changes today as NDS developer Nightfox is back with an update to Spirits DS which brings the release to version RC4.A Check out the changelog for Spirits DS RC4 below and grab the download.
"New version of the game with this changes:
* Changed sound effects functions. The voices and sfx are played directly via libnds.
* Added various sound effects.
* Added a new hidden cheat to reveal the entire map."