Heart is a memorable antagonist from the anime series 'Hokuto no Ken' (Fist of the North Star). Known for his massive size and incredible strength, Heart is one of the fearsome warriors serving under the warlord Shin. Despite his intimidating appearance, Heart is infamous for his delicate nature, becoming enraged when wounded or if his emotions are stirred. His unique fighting style involves using his immense body weight to crush his enemies, making him a distinctive foe for the protagonist, Kenshiro, to overcome.