[Gryphman]

Quote:

Originally Posted by Den-O

It's the same mold as the Japanese DX as well. The Ultimus set however is very odd. It's using the right arm and torso of Gao Knight but rather than release Gao Elephant to go with it as it properly should have they included Soul Bird and repainted the motorized Bison in Purple.

It even includes the gray disk you use as a torso filler to allow Gao Muscle to combine without Eagle. Very Strange.

Since they were forced to sell them as complete megazords, I can only assume the bison was more cost effective than the elephant.