Young gotham villains

Penguin is 8
Riddler is 6
Mad hatter is 5
Butch is 7
The Galavan siblings is 8 tabby and 10 Theo
Twins is both 5.5
Bruce is 4
Victor (z) is 9
Victor (f) is 10
Firefly is 4
Ame is 4
Oc is 4-10