Nerf's Modulus Mediator includes 6 darts and is now available from just $7 (Reg. up to $25)
Nerf Modulus Stockshot – Blaster Barn
Full Mediator XL : r/Nerf
Amazon.com: Nerf Modulus Mediator Blaster -- Fires 6 Darts in a Row, Pump Action, Slam Fire, Includes 6-Dart Clip and 6 Official Nerf Elite Darts (Amazon Exclusive) : Everything Else