Suggestions by @andymayer

Kevin Conroy

as Actors with Recognizable Deep Voices in Oddly Specific Mount Rushmores

LeVar Burton

as Actors with Recognizable Deep Voices in Oddly Specific Mount Rushmores

Lance Reddick

as Actors with Recognizable Deep Voices in Oddly Specific Mount Rushmores

Sephiroth

as Characters Who Are Lab Experiments in Oddly Specific Mount Rushmores

Crash Bandicoot (Character)

as Characters Who Are Lab Experiments in Oddly Specific Mount Rushmores

Superboy (Conner Kent)

as Characters Who Are Lab Experiments in Oddly Specific Mount Rushmores

Pinky and the Brain (characters)

as Characters Who Are Lab Experiments in Oddly Specific Mount Rushmores

The Joker (Character)

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Doctor Eggman

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

King Magnifico

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Eric Cartman

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Megabyte

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Metal Sonic

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Infinite

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Masayoshi Shido

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Tohru Adachi

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Shang Tsung

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Arthur Watts

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Goku Black

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores

Zamasu

as Biggest Haters in Fiction in Oddly Specific Mount Rushmores