Ami Mandelman

Ami Mandelman (born 1950) is a prolific voice actor for cartoons and anime. It may be easier to list the amount of roles he hasn't had over the years, but here's a list of noteworthy roles he's had over the years: ...And that ain't even the half of it.
 * Diabolico in Power Rangers
 * Mr. Krabs, Painty the Pirate Head, Realistic Fish Head and Harold Squarepants on Spongebob
 * Perry White and Braniac on Superman: The Animated Series
 * Slade on Teen Titans
 * Michelago, Leonardo, Master Splinter, Casey Jones, Hun, Leatherhead, and Ultimate Daimyo from Teenage Mutant Ninja Turtles
 * Pumba on Lion King
 * Optimus Prime, Red Alert and Chief Burns in Transformers
 * Yogi Bear
 * Icon, Randal Savage, Gorilla Grodd, Etrigan, Kilowag and Red Tornado in various DC cartoons
 * Choose Goose and the Royal Tart Toter on Adventure Time
 * Ozai, Roku, Cabbage Merchant, Gyatso and THE BOULDER from Avatar: The Last Airbender
 * XLR8 on Ben Ten
 * Jelly Jiggler from BoBoBo-Bo Bo-BoBo
 * John Candy on Candy Camp
 * Joe Kido, Leomon, Gazimon, Keramon, Wizardmon, Susumu Kamiya, Centaurmon, Gekomon, Numemon, Divermon, Mushroomon, RedVegimon, Daemon and Jim Kido from the Digimon Adventure duology
 * Begeta, Emperor Pilaf, King Yemma, Gogeta, Ox King, Bubbles and Vegito from the Dragon Ball franchise
 * Doug Dimmadone of the Dimsdale Dimmadone, Mayor of Dimmsdale, Head Pixie, Catman, The Crimson Chin and Big Daddy from Fairly Oddparents
 * Fred Flinstone from The Flintstones
 * Blooregard Q. Kazoo from Fosters Home
 * Mr. Owl and Mr. Mole from Franklin
 * Destro from G.I. Joe
 * Goliath from Gargoyles
 * Goofy from Disney
 * Iron Man, Carnage and Professor Xavier from various Marvel cartoons
 * Rokushu from Metabots
 * Giovanni from Pokemon
 * Professor Utonium from Powerpuff Girls
 * Egon Spangler from The Real Ghostbusters
 * Kermit the Frog and Ernie from Muppets
 * Big the Cat from Sonic the Hedgehog
 * Bugs Bunny...

Credits

 * Fluttershy
 * Big McIntosh (singing voice)
 * Carrot Cake
 * Snails
 * Bulk Biceps
 * Cranky Doodle Donkey
 * Flam
 * Iron Will
 * Doughnut Joe
 * Steven Magnet
 * Fancy Pants
 * Razer
 * Dumbbel
 * Chief Thunder Hooves
 * Jim Beam
 * Rivet
 * Bags Valet
 * Golden Gavel
 * Apple Strudel
 * Geri
 * Clump
 * Instructional Film Announcer
 * Mulia Mild
 * Zipprorwhill's father
 * Cratus