Oboromon

Oboromon (オボロモン) is an Undead Digimon from the Digimon franchise. It is a ghost-like Digimon that dwells in graveyards, known for being a berserker who never backs down from a fight, even against stronger opponents, employing any means necessary to win. Oboromon has an unusual obsession with victory, thought to be because it absorbs large amounts of grudge-filled data from defeated Digimon. Despite this, it has little self-awareness and is often seen wandering aimlessly in graveyards, sometimes engaging in strange conversations with the beast skull fused to its left arm. The katana that grows from the skull is brittle and breaks easily, but it always regrows. Its signature moves include the sword-based slash “Chiyorozu-no-Tachi” and the wide-area fire attack “Rashomon” where it separates the ghostly flames from its lower body. Additionally, the scarf around its neck called “Yugen” can change shape freely and move independently, used to bind or strike opponents. Oboromon first appeared in the "Dim Card-V3- Espimon & Ryudamon" and featured in the anime "Digimon Ghost Game," showcasing its unique fighting style and abilities.