The Pterosaur guides the D-Team and Alpha Gang into Ancient Rome, where they meet a girl named Sophia, who holds the Yellow Cosmos Stone. Chomp seems attracted to the stone and keeps following Sophia. Meanwhile, Gavro goes to Sophia's hometown, a village called Tragea, and scares the Roman Army away with his Torvosaurus' Magma Blaster. He then attacks the D-Team and Sophia with Torvosaurus, using some Spectral Armor to turn it into Spectral Armor Torvosaurus and begins winning against Chomp and Ace. However, they win with Thunder Storm Bazooka and Zoe chases Gavro away with Paris and her Pteranodons. Dr. Z then takes a piece of the Spectral Armor to study before Helga takes them back to the Backlander. After saying goodbye to Sophia, the D-Team notice Chomp is missing and wonder if he fell