Suggestions by @jorgezacar

Jacob Tremblay

as Harley Keener in Avengers

Score: +1

Mckenna Grace

as Cassie Lang in Avengers

Score: +1

Kiernan Shipka

as Captain Marvel in Avengers

Score: +1

Sabrina Carpenter

as Natasha Romanov in Marvel:United as One

Score: +1

Finn Wolfhard

as Iron Man in Avengers

Score: 0

Jenna Ortega

as Catwoman in Justice League

Score: +1

Kiernan Shipka

as Catwoman in DC v Marvel

Score: +1

Mackenzie Foy

as Catwoman in DC v Marvel

Score: +1

Isabela Merced

as Catwoman in DC v Marvel

Score: +1

Odeya Rush

as Catwoman in DC v Marvel

Score: +1

Auliʻi Cravalho

as Catwoman in DC v Marvel

Score: +1

Emily Alyn Lind

as Catwoman in DC v Marvel

Score: +1

Emily Skinner

as Catwoman in DC v Marvel

Score: +1

Peyton List

as Catwoman in DC v Marvel

Score: +1

Elle Fanning

as Catwoman in DC v Marvel

Score: +1

Olivia Holt

as Catwoman in DC v Marvel

Score: +1

Madisyn Shipman

as Catwoman in DC v Marvel

Score: +1