Ravensburger haven't talked about set rotation, where is where sets rotate out as new sets come in, so we don't know yet what the future of the competitive scene will be, but for now, all cards are valid
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Adoring Fans (Whenever you play a character with cost 2 or less, you may exert them to draw a card
Vandalblast Your opponents operating artifact decks may never see an overloaded Vandalblast coming
Essentially, if you have a full party with all four of these on the board, you can pay one white, one blue, and one black mana to give the Warrior lifelink, deathtouch, and make him unblockable (deathtouch and unblockable at the same time has no real use, but thats still OP to think about)
For sale is a 100 card custom MTG esper (black/blue/white) Y'shtola drain commander deck