The Heart-Eaters (ハートイーター Hātoītā) are a brother clan of the Heartless. While the Heartless only feast on the darkness in people's hearts, the Heart-Eaters eat the purity of hearts to grow stronger and unstoppable. The ones with the purest heart are the ones they desire the most to consume. A Heart Eater can be created if a Heartless and Nobody are fused together before one or the other is slain, thereby causing the dark half to take full control over the creature, it's desire for eating pure hearts is an attempt to regain some purity from the consumption of its victims.
Amongst the many Heart Eaters included are: