Hasbro has officially unveiled the latest Transformers collaborative mash-up as the beloved Scooby-Doo franchise meets the Robots in Disguise with the new Transformers Scooby-Doo Mysterious Prime & Automutt action figure set.
Available to pre-order from today, the set includes the Mysterious Prime figure, which converts from robot to Mystery Machine-inspired vehicle mode and includes four swappable heads inspired by Fred, Daphne, Velma and Shaggy, along with Automutt, a Scooby-inspired robot dog that transforms into a box of Scooby Snacks; check out the official promo images and details below…
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Experience the epic wackiness of Scooby-Doo x TRANSFORMERS with the Mysterious Prime & Automutt collectible figure set! Mysterious Prime changes from a 6-inch scale robot to Mystery Machine–inspired van mode in 19 steps, and comes with 4 swappable heads to resemble a robot version of Shaggy, Fred, Daphne, or Velma. Automutt changes between a Scooby Doo–inspired dog and a box of Scooby Snacks in 6 steps. This TRANSFORMERS toy set comes with camera and flashlight accessories that the robot can hold as well as orange and green ascots to represent Fred and Daphne’s preferred adornment. Look for more collaborative TRANSFORMERS collectible toys (each sold separately, subject to availability) featuring favorite properties and characters to create a lineup that is — More Than Meets the Eye.
- It’s Scooby Doo x Transformers! Meet Mysterious Prime and Automutt, 2 Transformers figures inspired by everyone’s favorite meddling kids.
- Mysterious Prime figure changes from 6-inch (15 cm)-scale Voyager Class bot to Mystery Machine–inspired van in 19 steps.
- Includes 4 swappable heads to make Mysterious Prime resemble Shaggy, Fred, Velma, or Daphne in robot mode.
- Automutt figure changes from Scooby Doo–inspired dog bot into a box of Scooby Snacks in 6 steps.
- Transformers Collaborative figure set includes flashlight and camera accessories as well as orange and green ascots to represent Fred and Daphne’s preferred adornment.
Originally published July 7, 2026. Updated July 9, 2026.
