Big Gun of Brick, Lego Gun, monsterbrick

Steam Workshop::Toprus Landkreuzer P-1500 Monster

Large brick built rock monster moc (instructions linked in the comments) : r/DigitalLego

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Battle Brick Custom Heavy Gunner Minigun Soldier Minifigure, Genuine Military Minifig, Packaged in The USA, 1.6 Inches Tall

Modern Brick Warfare Heavy Support Gunner Minigun Soldier Custom Minifigure : Toys & Games

Eurobricks Star Wars Forum Blog

Bricker Builds Engage your imagination, brick by brick!

Brick guns and rifles

Big Kid Brix – Tagged weapons – Bricks and Minifigs Huntsville AL

Double Eagle / CaDA Gun Building Block Toys and Compatible Bricks Sets

Lego Ultraman: 4 in 1 to Ultraman Monster Brick Sets Unbox & Build

LEGO Guns Brick Replicas

Lego builds from steampunk to sci-fi (pictures) - CNET