Claiming the dark energy node, Javi instantly transforms into the Dino Fury Black Ranger, standing alongside Izzy and the core vanguard to deploy their synchronized weapons. While Boomtower utilizes a tactical retreat, Javi and Izzy seamlessly integrate their combat metrics into the core team, combining forces to pilot the Dino Fury Megazord and permanently neutralize Draknarok in a high-intensity city combat phase. Following their victory, Zayto guides the siblings down into the subterranean command base to meet their mechanical mentor, Solon, where Javi learns the deep-space history of the Knights of Rafkon. Though shattering the Nephrite Orb successfully saved the grid nodes, it permanently destroyed his physical museum scoop, leaving him without a completed news submission. Witnessing his courage, determination, and raw journalistic guts on the scene, Jane intercepts his apology to officially welcome him onto the BuzzBlast payroll as a full-time content creator.

Javi's initial assignment tasking him with documenting Pine Ridge's premier hamburger stall challenges his artistic focus, a strain amplified by his tense relationship with his conservative father, Warden Carlos Garcia. The emotional friction peaks when his father confiscates his keytar, viewing his musical pursuits as an unstable, unfocused distraction from a real career path. Deeply discouraged, Javi initially struggles to tap into his fighting spirit until he realizes that his musical arrangements are directly synchronized with his mecha matrix. Playing a localized whistle melody to align his rhythmic patterns, he successfully awakens the heavy Stego Spike Zord, bringing the massive machine to the field just in time to shatter Boomtower's frontline armor blockades. He later becomes the primary target of Tombtress's emotional manipulation array, hit by a potent Mood Blast that causes him to shed tears uncontrollably on the line until the team shatters the monster's focus core. Throughout his frontline deployments, Javi remains highly experimental with his craft, constantly mastering diverse acoustic profiles across dozens of distinct instruments. Fed up with the constant disapproval and emotional distance at home, Javi openly calls his father out for his rigid biases. Witnessing his son deliver an absolute masterclass musical performance on the local stage, Warden Garcia recognizes the true depth of Javi's brilliance, offering a profound, tearful apology and embracing his son's artistic path to permanently unite the household.