Quote Originally Posted by Aldebaran92 View Post
Yeah, they are just for lore, as you have access to all of the cards from the beginning. Would've been more logical to unlock the cards one by one, but then you'd only have Bole when starting out if I remember correctly.
I think they were originally gonna make use unlock the cards that way but then realized that starting out with less cards was actually better then unlocking more, seeing as you'd have a higher probability to draw a card you needed.