(Credit where it's due, not my OC, Bill Cipher from Gravity Falls)
*I (Bill Cipher) found the poster and decided to hunt him. One of my many powers is the ability to see everywhere in the spacetime continuum at once, so I looked around and found him. I then say to myself*
"Now to convince him to make a deal. I could make him think that I'm on his side, then betray him. Or I could actually side with him, since I'm an enemy of Robotnik, too."