attack's explosives, are able to rescue them and destroy the factory, forcing the duo and Tiger Claw to escape before the NYPD arrived to investigate the destruction. When their master was fully restored to full strength (and upon receiving a massive dose of special mutagen), they were ordered to seek out the Turtles down in the subway sewers. They eventually succeeded in breaking through the steel door, where the Turtles, April, and Karai were hiding. The pair clashed with the Turtles several more times before the death of the Shredder in the fourth season finale, "Owari". Despite the death of their master, Tiger Claw, the new leader of the Foot, pressed them into service once again. After the demodragon Kavaxas (voiced by Mark Hamill) resurrected the Shredder as a shambling corpse, Bebop and Rocksteady abandoned the Foot Clan for good in "End Times", out of an accurate fear that they were in over their heads. In the three-part episode saga Crossover Tales, Bebop and Rocksteady are employed by 1987 counterparts of Shredder and Krang to conquer Earth of both 1987 and 2012 realities along with eliminates both realities' Turtles. Despite the frequent mistreatment from Shredder and Krang due to their history with their 1987 counterparts, Bebop and Rocksteady earn their respect before turning upon realizing they intend to destroy the planet and consider becoming super heroes instead. When the 1987 Turtles return to their reality, they tell the 1987 versions of Bebop and Rocksteady that they're allowed to choose their own lives, causing the two to start re-considering their life choices. When Nickelodeon Rocksteady shows up his merits before he joined the Foot Clan, it shows he fought as a volunteer in Iraq, the Yugoslavian Civil War and the Congo Wars. Film Bebop and Rocksteady were planned to be included in Teenage Mutant Ninja Turtles II: The Secret of the Ooze. Teenage Mutant Ninja Turtles creators Kevin Eastman and Peter Laird objected, partially due to having to go through legal clearances for the characters, resulting in the characters being replaced by Tokka and Rahzar. Bebop and Rocksteady are mentioned in the song "Shell Shock" by Gym Class Heroes, featuring during the end credits of TMNT. Bebop and Rocksteady appear in Turtles Forever, voiced by Braford Cameron and Johnny Castro, respectively. Their human forms are also seen when the Turtles first travel back to the 1987 dimension. In a flashback describing