sans, papyrus, undertale characters, skeleton brothers, blue jacket, orange scarf, white bones, humorous pose, friendly interaction, cartoon style, pixel art texture, underground setting, glowing eye effect, bone attack, magic effects, humorous, dynamic duo, action scene, detailed expressions, creative, vibrant colors, playful atmosphere, game-inspired, side view, dramatic lighting, dynamic shadows, iconic poses, brotherly bond, fantasy environment, cave background, glowing runes, determination, heart motifs, pixelated hearts, determination.