En Dwi Gast/Planet Hulk

En Dwi Gast, also known as the Grandmaster, is a fictional alien and a minor character featured in the 2010 animated movie Planet Hulk. He is based on the character of featured in comic books published by Marvel Comics. The character made a brief appearance only with no speaking lines.

Biography
En Dwi Gast was active on the planet Sakaar, and resided in Crown City. What relationship he may have possessed with the Red King, if any, is unclear. He was present at the king's throne as a spectator at the gladiatorial combat competitions in Crown City. He observed the introductory battle of the Hulk against the Kronans and the Great Devil Corker.