Such swift ramp is invaluable, especially in mono-white, where efficient mana utilization can dictate the pace of the game, and ramp is much harder to come by than say, green or black
This is called a SPECIES card
If you only want a few select playsets of cards, youre better off buying them separately and only cracking packs when youre in a draft or attending Grand Prix Las Vegas
Legendary Artifact Simic Ascendancy : Put a +1/+1 counter on target creature you control
For example, every future Book card could collect counters when you play Instants or Sorceries or have an activated ability to draw cards that diminishes in cost for each page counter
Rather, you put the same number of each kind of counter Sin had when it died onto the target creature