IceNoob52 looks like Elsa from Frozen, light blue dress, black eyes, and white skin, however, the face was modified to that of a generic noob.
It in unknown about the personality of IceNoob52, but Icenoob52 seems to be more intelligent than the average noob, asking a real question.
If Money was Added to Minecraft
IceNoob52 and many other players gathered near The Announcement Stage as Notch announced that money was added to Minecraft. IceNoob52 asked how you could make money, which Notch told everyone was by being nice, though later in the video, it was revealed that you could craft money.