The places to protect. As1/2/3 is talking about the era of the game, and less about the actionscript.

1. New Club Penguin (as3)
2. Club Penguin Journey (As2)
3. Club Penguin Legacy (As2)
4. Club Penguin Chapter 2 (As2)
5. Club Penguin Atake (multiple/unknown)
6. Waddle Penguins Island (island)
7. Club Penguin Plus (As3)
8. Vintage Club Penguin (As2)