Film distributor A24 announced on August 20, 2026 that every movie ticket for their action horror film Onslaught purchased in the A24 App comes with a free collectible Slushy Cup redeemable in their Shop.

Onslaught centers on a rogue squad of genetically engineered super soldiers who break loose in the desert, forcing a badass Army sniper to unleash hell in order to protect her young daughter. Directed by Adam Wingard from a script he co-wrote with Simon Barrett, Onslaught stars Adria Arjona, Dan Stevens, Eric Wareheim, Reginald VelJohnson, Michael Biehn, Blake Kennedy, Alex Pereira, Drew Starkey, Rebecca Hall, Jacob Scipio, Leon M. Brown, Dave Campbell, Tyler Hall and Jasper Keen.