Kryptos

Kryptos appeared in season 2 of 2015 animated TV series called Gravity Falls. He is am interdimensional demon criminal and one of Bill Cipher's minions. Kryptos' appearance is similar to Bill, as he is also a floating geometric shape with black limbs. like Bill, Kryptos is based on the symbol of a secret society, in this case, the masonic compass. He is a grey-navy colored rhombus. The top perimeter of his shape resembles a compass, with a functioning eye at the turning point, and the bottom perimeter resembles a square ruler. Additionally, Kryptos has a large wide mouth with buck teeth, wears black gloves, and has a small light blue aura. Kryptos indulged in criminal activities before being called together by Bill Cipher, along with 8 Ball, Amorphous Shape, Hectorgon, Keyhole, Teeth, Paci-Fire, Pyronica, and Xanthar.