A grimdark scene in the Warhammer 40k universe. Chaos Space Marines of Slaanesh, known as Noise Marines, are performing a brutal concert atop a mountain of corpses. Their power armor is painted in vibrant and clashing neon colors — hot pink, purple, gold, and black — adorned with spikes, chains, and daemonic symbols. Each marine wields sound-based weapons that resemble electric guitars, massive speakers, or twisted instruments of war and music. The sky above is swirling with warp energies, glowing in chaotic hues of pink and violet. Lightning crackles as the corrupted air trembles from the sonic onslaught. Around them, dead bodies lie broken and bloodied, forming a grotesque audience. The marines are caught mid-performance — one screaming into a microphone fused into his helmet, another raising his sonic blaster to the heavens. Atmospheric, brutal, psychedelic chaos.