The dragons are often messed up, 2 dragon head attached to someone's back is a hard concept for the ai, it seems xp
Someone can probably do better...
Something the AI made me think about, Ashton really looks like a Uchiha. The hair, the broad headband, the dark cloth and, in the anime, when his eyes glows red, he becomes way stronger.
Negative prompt:
dragon wings, dragon tail
Suggested positive prompt:
wooden barrel
multiple woodenbarrels
warehouse of wooden barrel