Fan Works

Yana by Mrozna

"Tired Spetsnaz Dad and Loveable Snow Gremlin" by Petpet

The Boys (Chekhov and Iaroslav) in younger and happier days, and

Iaroslav, by TantzAerine

Anastasia by Slapsiemaxie

Yana by our own Joeyballast (original image, reposted with permission) 

And last but by no means least, the truly excellent cautionary tale of a hapless arms supply chain researcher who gives Bohdan advice on his haircut.