超星车队成功重启西大陆的超竞速大奖赛，赛车手们从各地欢欣鼓舞赶来参赛。超星车队众人也踌躇满志准备大展拳脚，他们志在阻止车大炮夺得冠军成为永久城主，让西大陆再度焕发生机。然而，超星车队却得知在超竞速大奖赛中，每个车队只能有两位参赛车手。有着猪猪侠、星航与芸芸三位实力车手的超星车队，一时竟陷入困难的抉择之中。而对冠军志在必得的车大炮，为了应对来自超星车队的挑战，暗中与雷帝斯达成交易，获得了更为恐怖的赛车速度。西大陆的赛车场，即将上演不平凡的故事。
The mayhem and madness continue in season three of this biting and uproarious adult animated comedy series. Wrapping up their “Eat. Bang! Kill. Tour,” Harley Quinn (Kaley Cuoco) and Poison Ivy (Lake Bell) return to Gotham as the new power couple of DC villainy. Along with their ragtag crew – King Shark (Ron Funches), Clayface (Alan Tudyk), Frank the Plant (JB Smoove) - "Harlivy" strives to become the best version of themselves while also working towards Ivy’s long desired plan of transforming Gotham into an Eden paradise.
