Ashlee Bond (ISR) and Imagine out-galloped Canada's Erynn Ballard and Classic Penny to top a field of 40 over Catsy Cruz's (MEX) course.
Both Youth Championships will be hosted in Germany, with the Youth Jumping in Aachen and the U25 Dressage in Hagen.
The $1,000 bursaries for 14-17-year-olds are to be used for riding lessons, show fees, continuing education and other learning opportunities.
Canadians Eric Lamaze and Tiffany Foster place 5-6 in the class, while Rachel Cornacchia grabs 2nd place in $50,000 grand prix.
Week four of the Desert Circuit at DIHP wrapped up with a win for King; top Canadian was Brian Morton, who was 7th riding Crusador Z.
Two Canadians were top-10: Mario Deslauriers and Bardolina (7th) and Eric Lamaze with Dieu Merci Van T & L (10th).
The pair win the $37,000 Restylane 1.45m CSI2* ‒ a hot start, as it is their first show after a lengthy break due to the pandemic.
Organizers hope to make an official announcement of the venue's plans for the 2021 season no later than March 15th.
Top Canadians in the $73,000 class were Tiffany Foster, 5th with Figor, and Mario Deslaurier, 10th riding Bardolina 2.
The Israeli rider took the $37,000 Douglas Elliman Real Estate 1.45m CSI5*; top Canadian was Erynn Ballard in 6th with Ronja.