Shakthi' that could only be used once and would kill any mortal or immortal. Because of forcible peeling of the kavacha from Karna’s chest, his chest started bleeding and he collapsed into an unconscious state. Kunti, who was watching this numbing incident, rushed to help Karna, and Karna’s foster parents, Adhiratha and Radha, also reached there. Radha insisted that Kunti should call her sons who were proficient in Ayurvedic herbal treatment to cure Karna. Kunti then sent messengers to fetch Nakula and Sahadeva to come and help. They came and saw Karna in a distressful state but were hesitant to help Karna as he was in their enemy camp and had resolved to kill their brother Arjuna. They even wondered why Kunti should be helping him at all as if he was her own son. On Kunti’s pleadings, Sahadeva relented and prepared an herbal paste and applied to the wound and also gave an oral decoction to drink which Kunti forced on her unconscious son. With this treatment Karna soon regained consciousness and was taken to his house in Hastinapur. Karna’s mother Radha prostrated to Sahadeva and thanked him for helping Karna. Then, Dhriatrashtra coming to know of this incident through the vision of his advisor Sanjay, called Sahadeva to his palace and thanked him, and also enquired him about his Divya drishti. As a warrior, Sahadeva slew prominent warriors of the enemy side. The flag of Sahadeva's chariot bore the image of a silver swan. His conch was called Manipushpaka which he blew at the beginning of the war. The bow which he used in the war was known as Ashwina. He defeated 40 brothers of Duryodhana while fighting them simultaneously. On the 13th day, his advance into the Chakravyuha was stopped and repelled by Jayadratha. On the night of the 14th day, Sahadeva was defeated by Karna but his life was spared as Karna had made a promise to Kunti that he would only kill Arjuna. During the gambling loss, Sahadeva took an oath of slaying Shakuni. He accomplished this task successfully on the 18th day of battle. While the war was in full swing, and Sahadeva was fighting Kripa, he saw Shakuni attacking the Pandava army. His fury revived, he first killed Shakuni's son Uluka and he called out to Shakuni and challenged him to a fight. Shakuni in grief on the loss of his son, and