DO999 gives an overview of a customised Tokyo Marui MWS GBBR, the Angry Gun Devgru Recce model. She shows the gun's external features, such as the Angry Gun SOCOM RC2 suppressor, the 13.5 inch Geissele SMR MK16 rail, and the Magpul STR stock. She also mentions internal upgrades, including the TNT APS-C hop-up system and a lightweight buffer. She does some tests of the rifle checking its accuracy and gas efficiency, and she ends it with a positive impression of the build.

South Korean YouTube Channel DO999 gets to fire the Tokyo Marui MK18 MOD.1 MWS GBB Rifle that they got from Orga Airsoft. This is is a high-quality, full metal airsoft replica with a Cerakote finish. Licensed by Daniel Defence, it boasts a powerful recoil effect thanks to Tokyo Marui's Zet-system, which also ensures efficient gas usage, consistent performance, and extended lifespan of key components.

DO999 does a test of the RA-Tech Custom M14 SOCOM GBB Rifle that is based on the WE Airsoft M14 GBB tech.