Card advantage tracks your resources in play as well as in your hand, and these effects put you down a resource from both to then gain two resources, which is net neutral
The early-game removal (Conclave Tribunal and Pacifism), combined with a number of powerful life-gain effects, will allow you to make it to the mid- and late-game when you can cast any one of your 13 strong Angel creatures (including 6 rare and 5 mythic creatures!) Once you cast these powerful flyers, you will be unstoppable
The worst part of these cards is that normally, you need to cast them and later profit, but youre getting both effects right away here
"13 Pokemon You Didn't Know Were Inspired By Real Life Animals"
But there are ways to put cards from your library in your graveyard, like with mill or entomb effects
Virtue of Persistence So far the black aligned virtue Virtue of Persistence has been the stand out of the cycle, and is my kind of card