Go to the Wasteland and enter the Temple Of Life. Go to location with the Baton and go to the altars. Keep pressing B at different altars until the secret unlocked message appears.

Go to the Temple Of Life after you get to the Baton. Warp out of the temple, then warp back in . Go to the first altar on the right and press B when you have less than 100 Cadeux. Then, go to the next one on the left and the secret unlocked message should appear.