sentences:  In 1981, he was inducted into the Hall of Great Westerners of the National Cowboy & Western Heritage Museum.MacKenzie appears as a character in the fictional Scrooge McDuck comic book, "The Buckaroo of the Badlands" (1992), set in 1882, in which the poor, newly hired Scrooge, helped by Theodore Roosevelt, rescues a championship bull belonging to MacKenzie.In "Raider of the Copper Hill" (1993), set in 1884, Scrooge leaves Mackenzie to prospect for copper while his former employer drives his herd to Texas.