First Mentioned: IPTSF Text 6
First Appearance: IPTSF Text 17
Rex Cakes was a level 3 warlord serving the side of Goodminton around the time when Wanda popped. He was described as "awkward", having "a pasty face and a large gap between his teeth".IPTSF Text 17 He was lost shortly before Wanda's ascension to overlord and the fall of the side.
Real world references
His name is likely a pun on cakewrecks.com - a web-site dedicated to professional cakes having gone horribly, hillarously wrong.