Move.damage_class = relation(MoveDamageClass, backref='moves')
Move.flags = association_proxy('move_flags', 'flag')
Move.flavor_text = relation(MoveFlavorText, order_by=MoveFlavorText.generation_id, backref='move')
Move.damage_class = relation(MoveDamageClass, backref='moves')
Move.flags = association_proxy('move_flags', 'flag')
Move.flavor_text = relation(MoveFlavorText, order_by=MoveFlavorText.generation_id, backref='move')