This is all the secrets I could find in the editor. There are 4 new backdrops and a few new sprites. There are 4 new costumes for the cat and 1 for Cat2, called rocket cat 2. I'm not sure wizard toad is april fools, but it's the first time I've seen it. The new sounds are in the wizard toad.
BONUS: 2 new tutorials! Find them while you can. Semicolon is back! (bottom of page) "Secret Lives" tab in footer links.
