Thorax is still watching his friend Spike, who is nearly finished with his transformation as a horn grows on his forehead. Pharynx arrived with Twilight, Ocellus, Scootaloo, Smolder, and Rainbow Dash.
Thorax, Spike, Scootaloo, Rainbow Dash, Ocellus, Smolder, Pharynx, and Twilight Sparkle belong to My Little Pony: Friendship is Magic