The Fortnite Pump-SG water blaster is inspired by the blaster used in Fortnite, replicating the look of the one from the popular video game! Take your Fortnite battles into real life and soak up the fun with pump-action water blasting. Easy to fill and fire: Open the cap, fill the tank with water, and close the cap. Take aim at your opponents and move the pump handle back and forth the unleash a blast of water! Copyright Epic Games. Hasbro and all related terms are trademarks of Hasbro.