Ep 5. Taste of Defeat

After receiving a new Trap Bakugan, Scorpion, from Mira, Dan and Drago head out to start training. Before they can begin, a mysterious figure appears and questions Dan's reasons for brawling. Dan tells the rest of the Resistance of his encounter and Mira fears that the Vexos are targeting them. Later, the mysterious figure returns and reveals himself to be Gus, Vexos' number two Brawler. Gus challenges Dan to a brawl, which Dan happily accepts.