How do you stop a powerful invasive force? --with maximum firepower. During his deployment on Callidus 3, the planet was invaded by a massive and terrifying alien species that Jason Rice refers to as a hybrid spider. He describes what they looked like, how they moved, and how they perceived their environment despite their lack of eyes. More importantly, he discusses why these creatures were created, the nefarious plot underlying this invasive force, and what it took to finally defeat them.