Stellar Memory - S3.E45

The CrossFusion Members meet with Chaud to explore ancient ruins discovered in Netopia which bare Duo's symbol. Inside, a holographic image tells of an alien race that travels to planets via Duo's comet and destroys civilizations that are deemed dangerous. Slur becomes enraged that the heroes have discovered the past of her race and commands the destruction of the ruins. The children barely manage to escape in time.