It can also be, as only mentioned in passing, those that are narrow in some way, be that conditional, or situational
Stadium cards stay in play when played
There are more cards out there than any one person could feasibly keep in their head, pages and pages of lore to keep track of for those interested in its story, and a lot of its older mechanics have grown a little bit clunky and difficult for new players to grasp
Effectively, every aftermath card can be seen as draw a card but you always are going to draw the other card
Not only do these rarely come on desirable forms that cost no mana but they are also something most decks expect to need to interact with
In fact, one of the easiest ways to play against flash is to counter their cards