Katkine / Evgeny Katkin is an artist who likes to draw portraits of sportspeople.
Katkine also made a portrait of Kai Greene and Kai later thanked him in a video, scroll down to watch the video.
Adventure, fairy tales, comics and magical worlds (Google Translate): Denis chicken, the absolute world champion in arm wrestling heavyweight champion. Do not think that I am exaggerating the figure of his power, he does have biceps of this size 🙂
Source: Евгений Каткин
If you want to see more of his work:
his vk page: Katkine / Evgeny Katkin
his livejournal page: katkine3