The Big ImageBoard (TBIB) - 3d (artwork) 5 fingers absurd res alien alien humanoid anal anal penetration armor artist logo artist name ass up big butt big dom small sub bottomless brown body brown skin bubble butt butt butt focus butt grab car car sex clothed clothed/nude clothed male clothed male nude male clothing combine combine charger combine soldier cybernetics cyborg digital media (artwork) dominant dominant male duo fingers from behind position futuristic armor genitals grey armor grey body grey clothing grey hands grey penis grey skin grey topwear half-life hand on butt hi res hopwiresfm (artist) humanoid in vehicle inside car larger male logo lying machine male male/male morethreedee mostly nude humanoid mostly nude male not furry nude nude humanoid nude male on front outside pavement penetration penile penile penetration penis penis in ass power armor rear admiral position sex sex in car size difference smaller male smaller penetrated submissive submissive male topwear unusual anatomy valve vehicle video games vortigaunt