They can draw you a lot of cards in theory, but how often is this going to be better than the identically costed Divination or Counsel of the Soratami in the abstract (which for most multiplayer deck decisions is where your deck-building must go)
Coat of Arms is a popular and widely played card in the format, and Banner is as good if not better
Create an Account You want to be informed when the price of Agonasaur Rex - Aetherdrift (Foil Near Mint) reaches a certain value
Could you do a list of anything in the video that is useful
Felisa, Fang of Silverquill is all about the +1/+1 counters, with some useful wrath insurance
If you don't play the card, that's fine, it just stays in exile, junking up the place for the rest of the game