Here are the various merchandise items
being created by Toynami.  Scroll down to see them all.

The Toynami Master Piece
Collectors Plastic Edition

Being released in 2008, Toynami has not only made Voltron more posable, this action figure is more detailed than ever before!  They created the plastic version for those whom would like to actually play with Voltron rather than have him only as a collectors piece.

Here is a shot $45 US

The Base for the MPC $40 US

Bookends $130-150 US

The I-Men

Released in 2004, they come in packs of two.  Each pilot came with their lion.  Keith came with a gun as well.