Details
The Mediator Stock itself is medium-sized. It can store a deployable blaster that fits inside of it. It also has a storage compartment for darts in the back of the stock, similar to the Storage Stock. The blaster itself is essentially a reshell of the Doublestrike and can be used as a backup blaster.
Official description
Kids can upgrade their firepower when they combine the Modulus Mediator Stock with the Modulus Mediator core (sold separately). Hidden inside the stock is a double-barrel blaster fires 1 dart at a time with hammer-acting blasting. The stock has storage for darts and a clip to attach it to belts. Comes with 4 Modulus Elite darts. Customize for battle with the Mediator core, stock, and barrel (each sold separately) to create the Mediator XL. With the entire Modulus system, more than 1000 combinations are possible! (Blasters, upgrade kits, and accessories each sold separately).
History
It was leaked sometime after the Mediator‘s leak in summer of 2017. Following the leak, it was shown off at Hascon in September 2017.