In New Vestroia, Marucho returns to New Vestroia with Dan after overhearing Drago's sly plan to leave Marucho, Runo, and Julie behind. While feeling depressed about no longer having a Bakugan, and having been separated from Preyas, Marucho sets out to find a new Bakugan, and he runs into Aquos Elfin, a female Bakugan who is also able to change attributes. She also has a crush on Preyas. He is seen, after being defeated by Volt in episode 13, being held as a hostage in episodes 15 and 17, and was later freed by Mira and Spectra in episode 20, even though he is unaware of this. He gets Preyas back in episode 26. Nothing is known about Preyas Angelo/Diablo. In episode 26, he goes back to Earth with Dan, Shun, Drago, the other brawlers' old Guardian Bakugan, Elfin, and Ingram, except for Storm Skyress. Marucho's trap Bakugan is Aquos Tripod Epsilon. Despite his height, he is older than Baron. Marucho is 12 years old in the second series. In episode 31, "Spectra Rises", Marucho Dan and Mira make it to Vestal where they meet up with Ace Baron and Klaus later they are challenged by both of Volt Luster for their attribute energy and then challenging Dan. Spectra then battles Dan, Mira and Marucho when both Mira and Marucho lose when Drago protects them from Cyber Helios' cyber blast. At episode 35's ending, Marucho loses the Aquos energy to Hydron and Shadow Prove, although he wins the battle. He helps fend off the onslaught of Zenoheld's robotic bakugan during the final episode of New Vestroia. He also gains a new Bakugan and will be back in Gundalian invaders. He's now believed to be about 14.