Rule 34 Dev - 16:9 1boy1girl 3d 3d_(artwork) armor civil_protection clothed clothed_male clothed_sex clothes clothing combine combine_assassin duo female garry's_mod gas_mask half-life half-life_2 half-life_2_beta helmet human humanoid male male/female mask metrocop metropolice sex sniper_rifle tagme transhuman unknown_artist valve|1243353888