Suggestions by @heroofblueteamrb
175 suggestions
Nathan Fillion
as Fastball in Ben 10/Justice League: The Series
Dan Castellaneta
as Eraser in Ben 10/Justice League: The Series
Michaela Dietz
as Nightfall in Ben 10/Justice League: The Series
James Arnold Taylor
as Fastball in Ben 10/Justice League: The Series
Yuri Lowenthal
as Fastball in Ben 10/Justice League: The Series
Erica Lindbeck
as Lady Lunar in Ben 10/Justice League: The Series
John DiMaggio
as Hellgrammite in Ben 10/Justice League: The Series
Dee Bradley Baker
as Eraser in Ben 10/Justice League: The Series
Dee Bradley Baker
as Tomar-Re in Ben 10/Justice League: The Series
Jeff Bennett
as Tomar-Re in Ben 10/Justice League: The Series
Jennifer Holland
as Emilia Harcourt in Ben 10/Justice League: The Series
Erika Henningsen
as Sludge-Shifter in Ben 10/Justice League: The Series
Sean Gunn
as Maxwell Lord in Ben 10/Justice League: The Series
Jessica Vosk
as Twister in Ben 10/Justice League: The Series
Charlie Adler
as Rat King in Ben 10/Justice League: The Series
Mark Hamill
as Rat King in Ben 10/Justice League: The Series
Quintessa Swindell
as Cyclone in Ben 10/Justice League: The Series
Usman Ally
as Khalid Nassour in Ben 10/Justice League: The Series
Sumalee Montano
as Harbinger in Ben 10/Justice League: The Series
Jules Medcraft
as Omen in Ben 10/Justice League: The Series