Yoda...
"Quite the challenge, he was.
Part of the Empire, I thought, this strange alien was. The case, I soon realized, it was not.
Brainiac was his name, the option to surrender I gave him.
Refused he did.
The challenge, despite being hard, preserved I did.
No match for the force, he was not.
The Regime, match for the force, also were not.
Returned to my universe, with Batman's help.
Back to Dagobah into exile, I went to.
Huh?
So, arrived here, he has?
Commence the training."