Since they just started printing these in October, a goal of mine beginning this month will be to collect all of these trade paperbacks. Here is a list (thru 2019) for myself, for future reference, and anyone else who may be interested in 'catching them all':
Batman: White Knight (October 9th, 2018)*
All-Star Superman (December 4th, 2018)*
DC: The New Frontier (February 19th, 2019)*
Kingdom Come (May 7th, 2019)
Ronin (May 20th, 2019)
All-Star Batman & Robin (June 11th, 2019)
Batman: Year One (June 11th, 2019)
Batman: The Dark Knight Strikes Again (June 18th, 2019)
Batman: The Dark Knight Returns (June 18th, 2019)
Batman: The Dark Knight Master Race (June 25th, 2019)
Luthor: 10th Anniversary Edition (July 9th, 2019)
Joker: 10th Anniversary Edition (July 9th, 2019)
Batman: Arkham Asylum (August 13th, 2019)
Batman: The Killing Joke (September 17th, 2019)
Watchmen (September 24th, 2019)
Batman: Year 100 (October 8th, 2019)
Superman: Red Son (October 22nd, 2019)
Batman: The Long Halloween (November 5th, 2019)
Black Orchid (November 12th, 2019)
Batman: Dark Victory (November 26th, 2019)
Batman: Haunted Knight (December 17th, 2019)
Catwoman: When in Rome (December 31st, 2019)
Hardcover Collections:
Watchmen (March 26th, 2019)*
Batman: Damned (September 4th, 2019)
Superman: Year One (September 10th, 2019)
The Joker (September 10th, 2019)
*Book has been printed.