He was from the third and final European crop of foals sired by Dancing Brave whose other offspring included Commander in Chief, Cherokee Rose, Wemyss Bight and Ivanka.

[4] White Muzzle began his racing career by finishing third behind Pembroke and The Informer in the Haynes, Hanson and Clark Stakes over one mile at Newbury Racecourse on 18 September 1992.

[5] On 6 April 1993, White Muzzle began his second campaign in a maiden over 10 furlongs at Pontefract Racecourse and recorded his first success as he came home five lengths clear of his rivals at odds of 8/11.

[7] The apprentice jockey Stephen Davies took the ride when the colt started odds-on favourite for a similar event at Beverley Racecourse and completed his hat-trick as he won one and a half lengths from the Queen's representative Spring To Action.

He turned into the straight in ninth place and made steady progress in the closing stages but failed by a neck to overhaul the four-year-old filly Urban Sea.

[12] For his final run of the year White Muzzle was sent to Tokyo Racecourse for the Japan Cup on 28 November in which he started the 5.4/1 second favorite but ran unplaced behind Legacy World.

The Japanese jockey Yutaka Take took the ride on 23 July when the colt contested the King George VI and Queen Elizabeth Diamond Stakes for the second time and started the 9/2 second choice in the betting behind the Epsom Derby winner Erhaab.

On his final racecourse appearance White Muzzle came home eighth of the fourteen runners behind Tikkanen in the Breeders' Cup Turf at Churchill Downs on 5 November.