Yasha settles things with Asura in a final duel .
Yasha sacrifices himself to give his friend his Mantra Core and the Brahmastra 's Mantra Reactor , so he can use Mantra without destroying his body .
Settling things with Asura in a final duel , Yasha sacrifices himself to give his friend his Mantra Core and the Brahmastra 's Mantra Reactor , so he can use Mantra without destroying his body .