cazed on 01 December 2009
the last 2 unlockables are prototype versions of the prince and elika, the only way to get them is by collecting all 1,001 light seeds. the last ones are at the temple tree at the end of the game.the only way is to pay for the last 2 because the last light seed is on the ending. this link is to show you what they look like:
http://media.giantbomb.com/uploads/2/22003/839917-popprototypes_super.jpg
