Aug 9, 2018
“Garmoth is the only dragon to survive in the great battle, even among Red Dragons. He ran away to survive, as it was insufficient to have the Sherekan's warriors fight against him in his adult state. Garmoth, who managed to escape from the Sherekan's warriors, hid in a cave and fell into a long sleep.
He was regaining power in a blink of an eye with the power of the black stone. The wounds left by the great battle almost fully cured him, and only the vengeance remained in his heart. Garmoth soon fully recovered, but he appeared to be stronger than before. When he awoke from a deep sleep for the first time in about a century, he had a strong desire for finding black stones."
Garmoth’s black stone meddling is CANON