This is available only in two player mode. When in the Ruins (Chaos' stage), one player must be playing as Chaos in a Sudden Death round. Allow the match timer run down to about two to three seconds. At the this point, the player using Chaos must perform the Fart of Fury move (2 + 3, Toward, Up, Away) so that the cloud remains in the air after time expires. If done correctly, the falling meteors will turn into falling cows.