Please answer the following question by reasoning step-by-step.
Gandalf hypothetically defeats Rincewind in a wizard battle?

yes
Gandalf is a 2000 plus year old wizard that has fought orcs and spirits in Middle Earth.

Rincewind is the protagonist of the Discworld series.

Rincewind is a failed student at the Unseen University for wizards in Ankh-Morpork.

Rincewind is described by other wizards as the magical equivalent to the number zero.

.

Final answer: yes