Grunz was an alien that placed a bet against another alien named A’sai. Grunz lost eight million credit units when A’sai infiltrated the home of Uatu the Watcher and subdued him with a weapon that once belonged to Galactus.
Creation
Grunz was created by Jim Shooter and Sal Buscema in 1988 and first appeared in Web of Spider-Man # 34.