black hair blue eyes brown hair chell digital media (artwork) duo e621 feet female female human gesture gordon freeman grandfathered content gravity gun green eyes hair half-life high five human human only humor light body light skin male mammal not furry portal portal (series) portal gun science simple background star tan hair toes unknown artist valve valve corporation white background zero-point energy field manipulator | #135787


Rating Explicit tags include sex, pussy, penis, masturbation, blowjob, etc. (help)	Explicit Questionable Safe
Parent Post
Shown in index
Source
Edit Tags Separate tags with spaces (help)	black_hair blue_eyes brown_hair chell digital_media_(artwork) duo e621 feet female female_human gesture gordon_freeman grandfathered_content gravity_gun green_eyes hair half-life high_five human human_only humor light_body light_skin male mammal not_furry portal portal_(series) portal_gun science simple_background star tan_hair toes unknown_artist valve valve_corporation white_background zero-point_energy_field_manipulator Related tags \| Related artists \| Related characters \| Related copyrights \| Related circles \| Find artists