Riel Claudia is a chemical engineer and poison expert who leads a post-game FND Insurgency in Sierra Perdida. She fights with a PG-240 sprayer, and the tank on her back is her big weakness.
Riel is an FND biochemical engineer who stayed loyal after the regime fell. She gathers the army's remnants and tries to take Sierra Perdida back.
Stay out of her gas. Flank her and aim for the tank on her back; it detonates and ends the fight at once. If you cannot get behind her, keep your distance, since the spray only works up close.
Meagan Maxia
Meagan Maxia is a former Castillo lieutenant and champion bodybuilder who leads an FND Insurgency in La Joya and Sierra Perdida after the main story. She is a heavy gunner who hides behind deployable shields.
Rodolfo Claudia
Rodolfo Claudia is a former FND flame unit soldier who leads a post-game Insurgency in Cruz del Salvador and Sierra Perdida. He is out to finish what his sister Riel started, with a flamethrower in hand.