"Come on, then, Giac," said Suzy. "Last one to the top is a rotten sorceror."
She started off at a run, but paused after a few steps when Giac didn't immediately follow. He was looking puzzled.
"Come on!"
"But I already am a rotten sorceror," he said.

p. 181. - The Keys to the Kingdom series - Lord Sunday (2010)