Discord

Discord is a Draconequus and an antagonist in season 2-4, then a protagonist in season 5.

Backstory
Discord makes his first appearance in the episode "Cherokee Rose" while Daryl and Hiccup are searching for Sophia. He causes chaos for the survivors as they try to survive the hordes of walkers and save Carl's life, since he was accidentally shot.

In the episode "Chupacabra", Discord sends a robotic wolf to try and kill the survivors. He is really surprised when Raiden destroys the robot wolf.

After a reanimated Shane is shot by Carl, Discord hears the commotion and decides to watch the walkers pick off the survivors at the Greene family farm. He is horrified when they escape.

In season 3, he teams up with an assassin named Sundowner to try and kill the band of survivors.

When Sundowner dies in the season 4 finale, Discord decides to join the survivors.

Trivia
Discord is voiced by John De Lancie.