Open and Play Big Cannon

Based on Generation 1 Galvatron
Manufacturer Open and Play
Release Date 2017
Release status Available
Big Cannon is a Third Party figure manufactured by Open and Play. A Masterpiece-sized mold, Big Cannon transforms from robot into a futuristic cannon. As an Open and Play figure, Big Cannon doesn't come with any of the instructions, which allows the buyer to fiddle/transform him without it.


  • Robot-to-Vehicle conversion