That kind of pressure is why it was too strong for Standard, and why it also got nerfed on MTG Arena in digital-only formats #16
But in that deck its a great card to tutor for
Black Lotus (Beta) Oh, that Black Lotus Peak price: $81,000 The chances are that youve heard of this card even if youve stumbled across this article by some weird coincidence
What's actually most relevant is Sentinel of Lost Lore's good stats as a combat-ready creature on turn three, and its abilities should only be treated as bonuses
The effect is a fun one, where Deadhead jumps from the graveyard into play if your opponent 'loses contact with his/her hand of cards'
That means you lose that creature the turn you put this Aura onto the battlefield, and then lose it for the next four turns as well (three turns to remove the counters, and one to sacrifice the Cocoon the creature is still tapped that turn)