Drawing cards is good and if you have an abundance of Floodborn characters in your deck, Blue Fairy can draw you a bunch of cards
What is the rarity of this Mew ex card
The other part of the card is of course that the player you damage discards a card
TypeArtifact Collector Number72 Rarityuncommon ArtistRichard Thomas As this artifact enters, choose an opponent
While the deck wasn't especially fast, it did generate an absurd amount of value in the late game, with Emeria, the Sky Ruin to reanimate creatures with enters-the-battlefield triggers and Panharmonicon to double up those triggers
Its a very important aggro card, and not only saw a lot of play in Standard, particularly in Arena BO1, but also had a good showing in Pioneer in the early days of that format