A friendly challenge!

Sirius raised his head, listening with amusement to the call that rang out for him. His newest warrior held a lot of ambition. Sirius hadn’t fought him since he had entered the pack, and wasn’t above a rematch. He had no doubt Naiche would take away a lesson from the fight. So long as his warriors were always learning, he was happy.
He walked down to the plains where the call had originated. No surprises there, this territory was put aside mostly for training. He found Naiche near one of his rings on the sand, and came to a stop before him. “I see you're wearing your new rank with pride.’ He teased the other wolf gently