Asgore Dreemurr is one of the bosses in the popular video game, Undertale.
He along with his family live happy together, til one day, Chara grew sick and died. This was a result of eating buttercup flowers, which are poisonous to humans. After he learn of the later death of Asriel, Asgrore became stricken with grief and angrily declare war on humanity and vow to kill any human that fell into the Underground. He plain to use their souls (taken in the form of hearts) to break the barrier placed on them by the humans long ago after the war and wipe out all of humanity to avenge both his biological and adopted sons death. The barrier required 7 souls, patience, bravery, integrity, perseverance, kindness, justice and determination. So far, he collect 6 souls. This act disgusted Toriel, as she left him and now live in the Ruins.