Leo's Katana's have a hidden blade

[Autbot_Benz]

I saw this posted on Playmates's Twitter I think its a cool pic.

http://i64.tinypic.com/350pd85.jpg

[tmnt transformer]

Umm... we knew this already.

[Ninturtle]

We've known about this since the season 2 finale, possibly even before that.

[Powder]

Well, if nothing else I'm glad to finally have a hi-res version of this image.