3D Model: 3D Model Of "Sacrifice Overseer" - A Tall Demon Monster With A Dark-toned Background. It Has Curved Horns On Its Head And Bony Wings On Its Back, Holding A Giant Axe Carved With Sacrificial Runes (the Runes Should Have Clear 3D Texture). A Semi-transparent Monster Phantom Surrounds It (showing The Sense Of "summoning Both Monsters"), With A Faint Outline Of A Trap Card Visible In The Dark Purple Mist (the Mist Has A Sense Of Volume And Layering). The Overall Posture Is Imposing, With Sharp Edges And Three-dimensional Contours, And The Lighting Highlights The Sense Of Oppression Through Contrast Between Light And Shadow.