The character was announced via the official Twitter of NIKKE - check it here.
We won't reveal Biscuit's skills yet as everything might change before the release, still here are some basic information about her.
A Nikke belonging to Happy Zoo, the Ark's animal management squad. Due to her ability to communicate with animals, her responsibilities consist of rescuing stray and abused animals.
Weapon: Rocket Launcher
Squad: Happy Zoo
Biscuit's kit should be revealed tomorrow on the official Twitter and then we will release our first impressions of her! Also, she has already been added to our database (here), but her skills are hidden till the official reveal of them.