That's not a transformer... It's a Mobile Armor from "Mobile Suit Gundam". Not sure of the exact model though.
Hygog was the Shiznite in gundam battle assault 2
It's a Quigley from Gundam.
Sorry, it is Hygogg.
Yes, it is a Hygogg
isn't that Hygog?
looks more like the Invid from Robotech