There is three of them.
Sigma is a quiet and Keeps to himself most of the time. He likes playing card games and he is the owner of the famous Sky Casino which is currently destroyed.

Fyodor is a cold calculating and calm. He keeps to himself most of the time, but in a scary intimidating way. He’s anemic and also runs an organization called “Rats in the House of the Dead” or “The Rats”

Nikolai is an out going and eccentric man, also called the Clown or Jester. He enjoys the idea of being free.