Suggestions by @cartoonman4117

Vic Mignogna

as Metal Knuckles (voice) in Sonic X season 4

Score: +2

Andrew Chandler

as Metal Sonic (voice) in Sonic X season 4

Score: 0

Ryan Drummond

as Scourge the Hedgehog (voice, pure evil sounding voice) in Sonic X season 4

Score: 0

Darren Dunstan

as Mr. Tanaka and Bocoe (voices) in Sonic X season 4

Score: +1

Scott Rayow

as Mr. Stewart, Decoe and Bokkun (voices) in Sonic X season 4

Score: +1

Tom Kenny

as Snively, Dr. Eggman's nephew (voice) in Sonic X season 4

Score: +1

Seth Green

as Fang the Sniper (voice) in Sonic X season 4

Score: +1

Jim Parsons

as Bean the Dynamite (voice) in Sonic X season 4

Score: +1

Dan Green

as Bark the Polar Bear (voice) in Sonic X season 4

Score: +1

Tress MacNeille

as The President's Secretary (voice) in Sonic X season 4

Score: +1

Jim Cummings

as The President of Station Square (voice) in Sonic X season 4

Score: +1

Rebecca Soeler

as April Jefferson (voice) in Sonic X season 4

Score: 0

Colleen O'Shaughnessey

as Danny Jr. Jefferson (voice) in Sonic X season 4

Score: +1

Kate Higgins

as Kathy Thorndyke (voice) in Sonic X season 4

Score: +2

Debi Derryberry

as Chris Jr. Thorndyke (voice) in Sonic X season 4

Score: +1

Pete Zarustica

as Hawk Private-Eye (voice) in Sonic X season 4

Score: +1

Megan Hollingshead

as Scarlet Garcia (voice) in Sonic X season 4

Score: +2

Jennifer M. Johnson

as Topaz (voice) in Sonic X season 4

Score: +1

Ted Lewis

as Nelson Thorndyke (voice) in Sonic X season 4

Score: +1

Veronica Taylor

as Lindsey Thorndyke (voice) and Tikal the Echidna (voice, in flashback memories) in Sonic X season 4

Score: +1