This icon is a part of a collection of Martian flat icons produced by Icons8. Icons follow the guidelines of iOS, Windows, and Android and are designed by a single designer, guaranteeing the consistent quality.
Idea of Martian Icon by Charlie
We've received the idea on September 12, 2012 and created the icons on October 17, 2012
Predator, Grey, stereotypical martian or little green man - but in gray lol.