Odd question

[Kasofa]

I'm not sure if this is the correct place to put this, if it isn't, I will delete the topic (?).
Ok, here goes;
Where are the 'aleph' graphics set used in Aquaria? I realized that I hadn't seen them while playing through the game, and was a little puzzled.

-K

[Alphasoldier]

There are a lot of unused entities and graphics that were taken out through the progress but never deleted.