And as of May 6, 2019, singles case M is available at Get Me Collectibles... here's the case contents:
[
Singles Case M In Stock
New(er) Cars:
Nick Pit-Tire (Nigel's Pitty) 1
Michael Rotor 1
Scavenger Hunt Rex Revler (Gask-Its) 1
Antonio Veloce Eccelente 1
Greta Bruckman 1
Barry Depedal 1
Vandon Kerr 1
Carl Clutchen 1
Kevin Ryvan 1
Bryn Imageare 1 - this is the Tach O Mint Pitty
Repeats:
Jackson Storm 2
Rust-Eze Racing Center Lightning Mcqueen 1
Dinoco Cruz Ramirez 2
Mater 1
Lightning Mcqueen with Racing Wheels 1
Cruz Besouro 1
Cam Spinner 1
Dud Throttleman 1 (Note - this is actually Chuck Armstrong, Mood Springs from the first Cars movie)
Shu Todoroki 1
Tumbleweed Lightning Mcqueen 1
Maddy Mcgear 1
Nick Stickers 1 (original, not the Scavenger Hunt)
[Photos from Eil at Get Me Collectibles - used by permission.
This looks like another great case with lots of new Cars... It's been found in stores in Australia since April 2019.
I have a case on order with Get Me Collectibles and will add more pictures once I receive it.