post-apocalyptic setting, Fallout New Vegas theme, online multiplayer, character avatars, desert landscape, abandoned buildings, neon signs, Las Vegas Strip, NCR Ranger armor, Pip-Boy device, Vault jumpsuits, mutated creatures, Deathclaw encounter, Mojave Wasteland, dynamic weather, dust storms, sunset lighting, first-person perspective, HUD interface, scavenged weapons, power armor, retro-futuristic design, dilapidated casinos, survival gameplay, co-op missions, radiated zones, glowing ghoul, faction flags, cybernetic implants, ambient occlusion, detailed textures, wide-angle shot.