Kerff
From EEWiki
'Thomas Kerff, better known by his nickname, Kerff or MrSecretGraphicsGuyWhoDoesAllOfOurGraphics, was the Everybody Edits' secret graphics guy and was part of the Staff. He was only once mentioned on the blog when the smiley competition was announced. It was discovered shortly afterwards that MrSecretGraphicsGuyWhoDoesAllOfOurGraphics' is Thomas Kerff , a member of Space Time Foam which is known to have had two other members working for Everybody Edits. It was discovered that his username in-game was Kerff.