Gozer the Traveler wil come in one of the pre-chosen forms. During the rectification of the Vuldrenaii, the Traveler came as a very large and moving Torb. Then of course in the third reconciliation of the last of the Meketrix Supplicants, they chose a new form for him, that of a giant Slor! Many Shrubs and Zuuls knew what it was to be roasted in the depths of the Slor that day I can tell you.