video game, Undertale, The End screen, pixel art style, heart-shaped soul, colorful, simple graphics, 8-bit, final scene, underground setting, monsters celebrating, Frisk character, peaceful resolution, Flowey, Toriel, Sans, Papyrus, Asgore, Undyne, Alphys, group pose, joyful expressions, confetti, balloons, party atmosphere, digital art, retro aesthetic, soft lighting, centered composition, emotional moment, vibrant colors, resolution screen, game over text, pixelated font, nostalgic vibe, clear details, medium shot.