This Half Life fan art contains
business suit, suit, suit of clothes, well dressed person, suit, pants suit, and pantsuit.
There might also be
pinstripe, two piece, two piece suit, lounge suit, dress suit, full dress, tailcoat, tail coat, tails, white tie, and white tie and tails.
Youtuber user bloodrunsclear: "A long time request, based on the video game of the same name. I finally managed a perfect live action Gordon Freeman: Charlie Sheen from The Arrival."