lostforever
SasqWatch
There are other collectible card games like Fantasy Flight games card games that are coop (and then solo) No competition.
They rely on a different model.
https://www.fantasyflightgames.com/en/products/the-lord-of-the-rings-the-card-game/
https://www.fantasyflightgames.com/en/products/arkham-horror-the-card-game/
Might be more suited.
Thanks for this, I like the sound of this as its coop based card game. I will take look.