Nadia fresh from the kitchen (and the armory). She was introduced to Metal Slug Attack as a pre-acquisition unit during the Extra Ops titled Chocolate of the Dead (for Valentines Day 2017), though she first appeared in Metal Slug Defense (the year prior). When Valentine Nadia is placed in the same deck as Zombie Tarma and Zombie Trevor, they form the "Chocolate of the Dead" team. This lowers their AP costs by 15%.