Suggestions by @animefan23

Oli London

as Envy in Fullmetal Alchemist Worst Casting

Score: +6

Onyankopon

as African-American/Black in Fictional Characters by Ethnicity

Score: +2

Duck

as Composer in Attack On Titan (Worst Cast Ever )

Score: +3

Rina Sawayama

as Composer in Attack On Titan (Worst Cast Ever )

Score: +1

PSY

as Composer in Attack On Titan (Worst Cast Ever )

Score: +3

JoJo Siwa

as Composer in Attack On Titan (Worst Cast Ever )

Score: +1

Jeffree Star

as Ymir Fritz in Attack On Titan (Worst Cast Ever )

Score: +3

Dante Gulapa

as Choreographer in Attack On Titan (Worst Cast Ever )

Score: +4

Tommy Wiseau

as Producer in Attack On Titan (Worst Cast Ever )

Score: +4

Uwe Boll

as Director in Attack On Titan (Worst Cast Ever )

Score: +5

Dumpsite Production

as Distributor in Attack On Titan (Worst Cast Ever )

Score: +1

Caroline Calloway

as Ymir Fritz in Attack On Titan (Worst Cast Ever )

Score: +2

Mackenyu

as Shiori Kutsuna in Celebrities Perfect Love Interest

Score: +3

Ryan Potter

as Shiori Kutsuna in Celebrities Perfect Love Interest

Score: +1

Ariana Grande

as Historia Reiss in Attack On Titan (Worst Cast Ever )

Score: +1

Ricegum

as Armin Arlert in Attack On Titan (Worst Cast Ever )

Score: +6

JoJo Siwa

as Annie Leonhart in Attack On Titan (Worst Cast Ever )

Score: +3

Oli London

as Eren Yeager in Attack On Titan (Worst Cast Ever )

Score: +8