Terrafin Battles the Boom Brothers is the fourth Skylanders novel in the Mask of Power series. The Earth Skylander, Terrafin, is the title character of this novel, and he is joined by Sprocket, Sonic Boom and Hot Dog.
Boom! When some innocent-looking sweet stuff explodes in a Gillman's face, it leads Terrafin on an amazing journey to the summit of Junk Mountain. Can he and his friends conquer Kaos or is Sky, the biggest brawler, about to meet his match? Based on the characters from the smash hit Skylanders video games, Terrafin Battles the Boom Brothers is the fourth tale in the thrilling Mask of Power series.
- The book cover of Terrafin Battles the Boom Brothers leaked the Series 2 artwork of Hot Dog, who, at the time during the announcement of Skylanders: Swap Force, wasn't confirmed to be getting a repose.