Description:
On the left side of Grogar, you can see his first stage of transformation as he suffers from the loss of his wife, Rosanna, the child abuse he did on young Discord, the betrayal between him and Starswirl the Bearded, and the rivalry with Grogar and Gusty the Great. On the right side of Grogar, you can see him in his demonic form along with his followers, some of the previous villains that Twilight Sparkle and her friends bested in the past.
Characters belong to Hasbro
Drawing belongs to MelSpyRose