Rule 34 Dev - 16:9 1girls 3boys 3d 3d_(artwork) armor boots bottomwear bulletproof_vest civil_protection clothed clothed_female clothed_male clothes clothing combine combine_assassin combine_elite combine_guard combine_soldier double_penetration female female_penetrated fivesome game_ui garry's_mod gas_mask gloves half-life half-life_(series) half-life_2 half-life_2_beta handjob helmet high_boots human human_female human_male human_only human_penetrated human_penetrating human_penetrating_female human_penetrating_human humanoid laying_down long_fall_boots male male/female male_penetrating male_penetrating_female male_penetrating_human mask masked masked_female masked_male metrocop metropolice oral oral_penetration oral_sex penetration sex straight topwear transhuman unknown_artist valve vest|1120799256