His other progeny include Cape Blanco, Frankel, Golden Lilac, Nathaniel, New Approach, Rip Van Winkle, Found Minding and Ruler of the World.

Twelve days later the colt was moved up to the highest class for the Group 1 Critérium de Saint-Cloud over 2000 metres on soft ground and started at odds of 10/1 in a thirteen-runner field.

[7] In the official European Classification of two-year-olds for 2016 Waldgeist was given a rating of 114, making him the tenth best juvenile colt of the season, eight pounds behind the top-rated Churchill.

[8] Waldgeist began his second campaign by starting favourite for the Group 2 Prix Greffulhe over 2000 metres at Saint-Cloud Racecourse on 8 May and finished second of the five runners behind Recoletos.

In the Prix du Jockey-Club at Chantilly four weeks later he produced a sustained late run to take the lead in the closing stages but was caught on the line and beaten a short head by the favourite Brametot.

After a three-month break, Waldgeist returned to the track on 7 October when he was sent to England for the Cumberland Lodge Stakes at Ascot Racecourse in which he was partnered by Vincent Cheminaud.

[11] On 8 April 2018 Waldgeist made a disappointing start to his third campaign when he came home fifth behind the nine-year-old British gelding Air Pilot in the Prix d'Harcourt over 2000 metres at Longchamp Racecourse.

[13] The Group 1 Grand Prix de Saint-Cloud on 1 July saw Waldgeist start odds-on favourite against five opponents, namely Cloth of Stars, Coronet, Salouen (runner-up in the Coronation Cup), Iquitos (Grosser Preis von Baden) and Oriental Eagle (Gerling-Preis).

After racing towards the rear of the field he made steady progress in the straight and came home fourth behind Enable, Sea of Class and Cloth of Stars.

Four weeks later he was sent to the United States to contest the Breeders' Cup Turf at Churchill Downs for which he started second favourite but finished fifth of the thirteen runners.

In December at Sha Tin Racecourse Waldgeist started favourite for the Hong Kong Vase but after being hampered in the straight he came home fifth, beaten four and a half lengths by the locally trained winner Exultant.

As on 2018, Waldgeist prepared for the Arc de Triomphe in the Prix Foy and won again, coming home two lengths clear of his three opponents at odds of 2/5.

Magical took the lead in the straight before giving way to Enable but Waldgeist produced a sustained run on the outside, caught the favourite 50 metres from the finish and drew away in the final strides to win by one and three quarter lengths.