She was born right before Elaine died.
Ban takes her with him after killing the demon.
Evonne is kept secret, from all the other sins, but Meliodas.
Ban left her with some lady before he left to join the sins.
She hasn't seen him for years.
The first thing Ban wants to do after he gets out is find her.
She can use Snatch, like her dad, and has the same power as her mom, Miracle Wind.
Evonne also has a secret she found out about herself my accident.