There are some real bangers in here, which helps boost the value of the deck for seasoned Magic players
A counterfeiter shows off their hologram on a Damnation Moving up the line, if it gets to the point where fake cards are indistinguishable from real cards (which is the stated goal of counterfeiters and the dream of at least a large portion of the counterfeit community), and once fake cards are widely available and accepted by the community (which is likely to happen if / once they are really indistinguishable from authentic cards, because how could you know if the card you were playing with or against was real or not?), it could be a threat to the very existence of the game
At best youll deprive them of a few key resources, at worst (and more often than not), youll make their deck more consistent by trimming the fat
This is great for looking after a specific creature, but its also ideal if you need to get a creature through a blockade to deal some damage
You can be at 10 life, pay like 3 or 4 life to get a benefit, and at your next end step, your life returns to 10 (or 20, in EDH)