The best odds for the Arc (src: Oddschecker) now look as follows, quoting only horses that are entered or that we know are being supplemented:
5/2 Orfevre
9/2 Treve
11/2 Novellist
9/1 Kizuna
12/1 Intello, Ruler Of The World
14/1 Flintshire
16/1 Al Kazeem
20/1 Leading Light
25/1 The Fugue, Ocovango
50/1 Camelot, Penglai Pavilion, Kingsbarns, Manndawi
66/1 Very Nice Name, Joshua Tree
100/1 Yellow And Green, Going Somewhere, Haya Landa, Pirika, Sahawar, Iniciar
Given that the field is normally limited to twenty runners, it looks likely that three of the outsiders are going to be ‘balloted out’.