Made by Rigel Winsor

Bullsquid

A Squid-like alien that stands on two legs

Vortigaunt

A weird alien with 3 arms (one of the arms is on it's chest)
David Thany is an artist that is know for making art based on popular content. He designed trading cards for the Original Half Life and Hotline Miami (Only the Latter would be used). He would also design the skate deck for XBOX in 2019 and XBOX would sell them at GDC.