Suggestions by @shinydiamonds

Aya Cash

as Daybreaker in My Little Pony: Friendship is Magic (2000's)

Score: +2

John Noble

as Grogar in My Little Pony: Friendship is Magic (2000's)

Score: +1

Alan Dale

as Chancellor Neighsay in My Little Pony: Friendship is Magic (2000's)

Score: 0

Claudia Doumit

as Fizzlepop Berrytwist in My Little Pony: Friendship is Magic (2000's)

Score: +1

Antony Starr

as The Storm King in My Little Pony: Friendship is Magic (2000's)

Score: 0

Steven Bauer

as Dr. Caballeron in My Little Pony: Friendship is Magic (2000's)

Score: +1

Samer Salem

as Ahuizotl in My Little Pony: Friendship is Magic (2000's)

Score: +1

Hilary Shepard

as Spoiled Rich in My Little Pony: Friendship is Magic (2000's)

Score: 0

Nia Roam

as Daring Do in My Little Pony: Friendship is Magic (2000's)

Score: 0

Alan Dale

as Chancellor Neighsay in My Little Pony reboot

Score: +1

Jeffrey Dean Morgan

as King Sombra in My Little Pony: Friendship is Magic (2000's)

Score: +2

Aya Cash

as Black Fairy in Once upon a time alternative cast

Score: -1

Elisabeth Shue

as Princess Celestia in My Little Pony reboot

Score: +1

Elisabeth Shue

as Princess Celestia in My little pony

Score: +1

Aya Cash

as Mother Gothel in Rapunzel's Tangled Adventure

Score: +1

Erin Moriarty

as Rapunzel in Rapunzel's Tangled Adventure

Score: 0

Erin Moriarty

as Twilight Sparkle in My Little Pony reboot

Score: +1

Aya Cash

as Zira (The Lion King 2: Simba's Pride) in Disney Villains

Score: +1

Jinkx Monsoon

as Ursula in Disney Villains

Score: +2

Laila Robins

as Principal Cinch in My Little Pony: Equestria Girls (Live-Action)

Score: +1