Onslaught is a 2026 American action film directed by Adam Wingard and written by Simon Barrett, starring Adria Arjona, Dan Stevens, Eric Wareheim, Reginald VelJohnson, Michael Biehn, Alex Pereira, Drew Starkey, and Rebecca Hall. Set in the same continuity as The Guest, the film follows an army sniper as she struggles to protect her young daughter from an army of genetically engineered super soldiers who escaped from a secret military facility.

Summary from Wikipedia (CC BY-SA).