Squid Stick is both a stickman and a stick so he has a blue body that's stick like and a squid head. He is very dangerous and in fights finishes most enemies off with his amazing Squid tentacles believe it or not he is a bad guy and he appears in the Squid Stick series.

Squid Stick

Squid Stick in his prime

and he also appears in Stickman Pool of Torture and Pain!
Stickman pool of torture and pain before they were tortured

A picture of stickmen being tortured as Squid Stick is torturing one of them