Ramarak

Ramarak also know Skull Devil and The Big One, is the major antagonist of the 2017 action movie Kong: Skull Island despite having little screen time. He is the biggest and the leader of the Skullcrawlers, and the murderer of Kong's parents.

History
Ramarak was awakened along with the rest of its kind by explosives launched in Skull Island. Some time later, ordered his subordinates to dominate the perimeters of the island. And two of them are killed by Kong, another finds and kill Jack Chapman. The same warns Ramarak about the intruders near your territory, that sends him back to eliminate the rest of them. He finds them in the cemetery of Kong's parents and other victims made by Ramarak, but is also killed. Now Ramarak was really angry and decided to start following the human survivors on their own. He finds them in a lake after Preston Packard try to kill Kong who crushes him with his fist. Ramarak quickly overwhelms Kong and sets him aside for a period of time to pursue the surviving humans. He continues the chase and then reaches them Earl Cole try to sacrifice trying to do Ramarak swallow him holding granedes to explode, but Ramarak notice this and throw it with its tail away causing it to explode high into a rock. But when it will attack the rest of them, Kong arrives holding a large rock crushing it against the Ramarak's head, and the two start fighting fiercely. At some point, Mason Weaver falls into a lake but Kong can save her, but don't realize Ramarak attacking him from behind, who then uses his tongue to grasp Kong's fist. But Kong take that and put it deeper and then pull hard, tearing out the internal organs of Ramarak killing him.