Suggestions by @toriguest

Ben Tennyson

as Caillou Anderson in The Randomness

Dipper Pines

as Caillou Anderson in The Randomness

Katara

as Nova in The Randomness

Nezuko Kamado

as Nova in The Randomness

Kim Possible

as Nova in The Randomness

Misty

as Nova in The Randomness

Asuka Langley Soryu

as Nova in The Randomness

Sakura Haruno

as Nova in The Randomness

Alpha Lexa

as Nova in The Randomness

Yuuki Asuna/Asuna

as Nova in The Randomness

Michiru Kagemori

as Nova in The Randomness

Nazuna Hiwatashi

as Nova in The Randomness

Whisper The Wolf

as Nova in The Randomness

Fink (OK K.O. Let's Be Heroes!)

as Nova in The Randomness

Tom Wachowski (SCU)

as Urijah in The Randomness

Alvin Seville

as Urijah in The Randomness

Steve (Minecraft)

as Urijah in The Randomness

Mario (character)

as Urijah in The Randomness

Jeffy

as Urijah in The Randomness

Simon Seville

as Urijah in The Randomness