In the video by Explosive Enterprises, the VFC Airsoft GBB M733 and Mk18 Mod 1 are showcased, revealing a multitude of possibilities. The video provides an overdue review of VFC's V3 GBB AR system, featuring gas blowback replicas of both the Colt Model 733 (RO733) and the Mk18 Mod 1. It delves into the history and external features of both the M733 and the Mk18. The internals, controls, and operation of these models are thoroughly examined, followed by an evaluation of their performance. The practicality of the Mk18 and M733 is also discussed, along with the availability of aftermarket parts. The video concludes with a comprehensive summary, offering viewers a detailed understanding of these models.