Amazon.com: 100-Round Refill Pack, Foam Balls for Toy Gun Refill Pack of Bullets Compatible with Nerf Rival Guns, Rival Zeus Apollo Gun Bullet(Blue) : Toys & Games
Amazon.com: Nerf Rival Prometheus MXVIII-20K : Toys & Games
Nerf Rival Prometheus MXVIII-20K Blaster, Includes 200 Official Nerf Rival Rounds - Walmart.com