General Grievous asks Darth Sidous if his far younger and more powerful apprentice will be Anakin Skywalker or Coleman Trebor

DARTH SIDOUS - “SOON, I WILL HAVE A NEW APPRENTICE. ONE FAR YOUNGER AND MORE POWERFUL.”; GENERAL GRIEVOUS - “ANAKIN SKYWALKER OR COLEMAN TREBOR?”; DARTH SIDOUS - “UHHH… THAT I DON’T KNOW.”