This looks like that idea of what Bin Ladin's bunker was supposed to look like.

By floors top to bottom, left to right as I reckognized them:

Animal King Turret, Doom 4 Cacodemon(?), Deathclaw, Lich King Arthas, Jason Voorhees, Headcrabs, Kratos, Bowser, Horny (Dungeon Keeper), Vash the Stampede(?), Geralt of Rivia, ADOM Man (Or any Roguelike protagonist), Pyramid Head, Johnny Bravo, Earthworm Jim, Chosen Undead, Vectorman, that motorcycle from Akira, Krang, D-Walker…

Idol from Raiders of the Lost Ark(?), TARDIS, model Enterprise, Corvo (Dishonored), Pac-Man + miscolored ghosts, Catdog, Courage, broken Robobrain, Seeker (The Matrix), Anakin’s Podracer, Crash Bandicoot, Venom Snake, Marker statue, Samuel Hayden, Bart Simpson’s skull, Finn the Human, Jake the Dog, Infernal Trogolodyte (HoMM), Spawn, Stewie Griffin, Invader Zim, Pirahna Plant, FUCKING EVIL, Bart Simpson for real this time, Arnold, Throne of Blades, Isaac Clarke, Jarjar being eaten by a mimic, any eyebot but probable ED-E…

WALDO!, Mother Brain(?), One Punch Man, Koffing, Sad Keanu(?), Tom & Jerry, singing bass, Caleb (Blood), War (Darksiders), Diablo, Rocko, Groot, Beavis and Butthead, Superman, Flash, and Batman costumes, Sonic, Bill, a stargate, Bill, SCP-173, Slimer, Facehugger, Lamar (headcrab), Carl Johnson Cthulhu and Satan, Enclave soldier, Xenomorph, Guts, Predator, GLaDOS, R2-D2, guy from Unepic(?), Vestal (Darkest Dungeon), Cerberus(?).