When people are planning on killing you in a game, they might not factor in that you could gain five life at instant speed
This makes playing a Crystal Pokemon quite a challenge and can hinder certain cards enough to be virtually ignored aside from the collection aspect of the TCG
Drawing two cards for two mana is no joke, especially if the cost is pitching a land we dont need, a spell we cant cast, or a creature we may want to reanimate later
Besides prices, there are other reasons to choose services besides PSA , if you aren't just looking to flip cards for a profit
Chump-block Blocking an incoming attack with no intention of being able to kill the attacking creature
attached to your leader, all of your characters will receive a point to their cost, making it a bit harder for decks like Rob Lucci to remove from the board