Ghilaron is a massive, reptilian-like monster in the Marvel Universe and Marvel's Guardians of the Galaxy, but in the game, the players only can see a skull of one of these beasts in the vault of Lady Hellbender's Fortress.
However, the players also can find more information in the message Unknown Ghilaron Species, which was written by Chief Zoologist Yarrt'Ol.
Background[]
Ghilaron was introduced in "Godzilla #4", August, 1977 as a creature made by Doctor Demonicus on Earth.
Please read more about this topic on the Marvel Database.