a reference to voice actors that helped define comic characters in various media

-Corey Burton as Brainiac

-Brad Garrett as Lobo

-Kevin Conroy as Batman

-Michael Rosenbaum as Flash

-Will Friedle as Terry McGinnis

-Dana Delany as Lois Lane

-Jesse McCartney as Nightwing

-Josh Keaton as Spiderman

-Crispin Freeman-Roy Harper and Electro

-Kevin Grevioux-Black Beetle

-Oded Fehr as Dr. Fate

-Eric Lopez-Jaime Reyes