Story 41 - "Advent Master Galvatron"
Convoy must search the city in order to collect the data that was lost by Megalo Convoy which leads to the location of the planet force for the chip square.
Story 42 - "To the Underground World GO!"
Bud is still on Atlantis which is discovered in the rip that was created from the re-incarnation of Master Galvatron. Convoy sets outin the spaceship Mu to rescue Bud.
Story 43 - "Confrontation/Showdown! Lorry VS Chromia"
The Cybertron divide into teams and journeys to the depths of Gigalonia. However, they face a difficult battle against an attack from a strange underground structure and Destron.
Story 44 - "Secret of Planet X"
Lorry discovers an image that depicts the past when Gigalonia was concealed. Gigalonia was attacked by a countless numbers of Noise Maze(s) that came from Planet X.