Altrok's Visions

At the beginning of your upkeep, you may put
the top card of your library into your graveyard.
If you do, draw a card.
Discard a card: Return Altrok's Visions from your graveyard to your hand. Activate this ability
only if you have ten or more cards in your
graveyard.
Sacrifice a permanent: Return Altrok's Visions
from your graveyard to the battlefield. Activate
this ability only if you have twenty or more cards
in your graveyard.