A massive battle ensues between the Tengu Shredder, his Heralds, the Turtles and Karai's forces.
This episode provides examples of
- Big "NO!": Leo, when he learns the Heralds are the Foot Mystics and the Turtles inadvertently helped them escape Karai
- Call Back: The Heralds mention the events of "Good Genes Part 2", and how the Turtles had a direct hand in their freedom and the Tengu Shredder's resurrection
- Curb-Stomp Battle: Karai never stood a chance against the Tengu Shredder
- No, You: Karai's not very good at trash-talking. She does this several times to the Tengu Shredder.
- Trash the Set