Swarm of Piranhas

D&D 2024 monster: Swarm of Piranhas. Source: Plane Shift: Ixalan. challenge rating 1, creature type Beast, Medium size, speed 0 ft., swim 40 ft. The waters of the Great River and all its tributaries are home to fish that serve as one of the most important food sources for other animals in the forest. These include large predatory fish, as well as churning swarms of small biting fish such as piranhas. Beast Medium 0 ft., swim 40 ft.