All of the modes on the card are strictly worse versions of other cards in existence
Consider Better than its Opt cousin since Considers surveil ability fattens your graveyard, this cantrip is Modern-playable on top of its frequent presence in Pioneer and cEDH
This creature puts Gates from the top of your library onto the battlefield, and then gives you all of the cards you look at with its ability if you control nine or more Gates
May bloodflies empty your veins and turn you into a dried leather sack, cow! Bruse Tarl, Goma Fada nomad Illustrated by Ilse Gort Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
I found the following cards to deal with this: Aegis of the Gods/Metropolis Reformer: hexproof for yourself, which prevents opponents from targeting you with abilities/spells, amongst which are spells that force you to sacrifice your own creatures (which is one of the ways in which your opponents can still get rid of Avacyn, eventhough she's indestructible)