character, The Binding of Isaac, Dark Bum, side profile, glowing red eyes, sinister smile, shadowy figure, tattered cloak, collecting red hearts, transformation, eerie atmosphere, dimly lit dungeon, cobweb-covered walls, flickering candlelight, ominous shadows, detailed texture, high contrast, 3/4 view, dynamic pose, action scene, mid-transformation, horror theme, stylized art, digital painting, ambient occlusion.