Really Big Gun by SirChewy on DeviantArt

Heavy Revolver by MrCash87 on DeviantArt

Blaster Soldier by s13n1 on DeviantArt

Big Gun by DesertDraggon on DeviantArt

Government - Skull Unit Malvinas by AquariusRind on DeviantArt

Big Gun by WolfieArtGuy on DeviantArt

B******s dig big guns by Rickmer on DeviantArt

SirChewy - Hobbyist, Digital Artist

Meme sketch: Bring out the big gun by JustFr0sty on DeviantArt

Standard Infantry Rifle (WWZ) by Hybrid55555 on DeviantArt

Heavy rifle by ShimmeringSword by dukeleto on DeviantArt