The Doom Anthology, which includes all six games in the series with a BFG replica, is down to as little as $24.99 for a limited time on Woot.

DOOM (2016), and DOOM Eternal Deluxe Edition. The anthology also includes an exclusive SteelBook game case and a 5-inch replica of the BFG, complete with LED lights and a stand. Publisher Bethesda ...

Also part of the Doom Anthology SteelBook is an awesome replica of the Doom series' BFG. The gun made a cameo in Quake II with the shooter's manual stating BFG stands for "Big, Uh, Freakin' Gun".