Un De Sceaux destined to remain a mystery horse

It’s the million dollar question: just how good is Un De Sceaux?

Willie Mullins’ French import is definitely the most intriguing National Hunt horse in training in Britain and Ireland right now.

We know he is unbeaten in six races and seems to be able to go just about the same pace for every furlong of a two-mile race. But otherwise we are literally in the dark and that includes, you suspect, both Mullins and Ruby Walsh, who has ridden him to his four successes in Ireland.