 He won a number of important French races and was a great long distance horse, winning the 6,200 meter Prix Gladiateur in 1896 and another endurance test, the Prix Rainbow.Omnium was retired to Saint-Alary's Haras de Saint Pair du Mont breeding farm at Le Cadran in Calvados, Normandy where he proved to be an important sire.He produced the filly Kizil Kourgan (1899-1919), winner of the Prix de Diane and the Grand Prix de Paris and was the damsire of Bruleur.