For anyone who isn't sure of what our named foes look like:

Bonk
[img]http://www.writeups.org/wp-content/uploads/Bonk-Batman-Beyond-Jokerz.jpg[/img]

Chucko
[img]https://vignette.wikia.nocookie.net/batman/images/1/12/Chucko.JPG/revision/latest?cb=20110809180051[/img]

The Dee Dee twins
[img]http://www.writeups.org/wp-content/uploads/Dee-Dee-Twins-Batman-Beyond-Jokerz.jpg[/img]

Ghoul
[img]http://www.writeups.org/wp-content/uploads/Ghoul-Batman-Beyond-Jokerz.jpg[/img]