Genjyuuki Olion (Mecha Phantom Beast Olion) (Based off of the Orion Spacecraft and a Lion.)
Ankokukai no Kishin Keruto (Kelet, Ogrelord of Dark World)*
*In Japanese, the English word “skeleton” can also be used to be mean “transparent”

Gladial Beast Augustal (Gladiator Beast Augustal)
Haze-Beast Hydra (Hazy Flame Hydra)

Madolche Angelly/Anjelly
Koakimeiru no Kongoukaku (Diamond Core of Koa’ki Meiru)

Source:
https://blog.livedoor.jp/maxut/archives/34123746.html