The killer of Gwin could have been Rsnail's worst enemy.Rsnail's worst enemy might have overheard Rsnail saying his hat was very valuable and tried to kill him to take it.But before Rsnail's enemy got to the hat,Gwin must have gotten it first.Since Gwin resembled Rsnail,Rsnail's enemy thought Gwin was Rsnail and tricked Gwin into thinking he was his friend and killed him.The killer of Gwin/Rsnail's enemy is unknown.

Adios Amigos!

-SombreromanSanchez