Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.

: Target creature you control gains protection from the color of your choice until end of turn.

Create X 1/1 green Forest Dryad land creature tokens. (They're affected by summoning sickness.)

Search your library for a card, put that card into your graveyard, then shuffle.

Add .

As long as this creature is untapped, all damage that would be dealt to you by unblocked creatures is dealt to this creature instead.

Your opponents play with their hands revealed.

: Add . This land deals 1 damage to you.
Threshold — , , Sacrifice this land: Target player draws three cards, then discards three cards. Activate only if there are seven or more cards in your graveyard.

Indestructible
: Add .
, : Harness The Mind Stone. (Once harnessed, its ∞ ability is active.)
∞ — At the beginning of your end step, exile up to one other target nonland permanent you control, then return that card to the battlefield under its owner's control.

Target creature you control deals damage equal to its power to each other creature and each opponent.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flying, trample
Whenever one or more opponents each lose exactly 1 life, put a +1/+1 counter on Ob Nixilis. Exile the top card of your library. Until your next end step, you may play that card.

Destroy target artifact or enchantment.

: Add .

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

At the beginning of each player's upkeep, this artifact deals 1 damage to that player.

Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Whenever you gain life, put a +1/+1 counter on each creature you control.

When you cast this spell, reveal the top fourteen cards of your library. Put all Doctor cards revealed this way into your graveyard and the rest on the bottom of your library in a random order.
You may have The Fourteenth Doctor enter as a copy of a Doctor card in your graveyard that was put there from your library this turn. If you do, it gains haste until end of turn.

Trample
When this creature enters, destroy all artifacts.
Tap two untapped Apes you control: Create a 1/1 green Ape creature token.

, : Target player mills a card. (They put the top card of their library into their graveyard.)
Tap four untapped Advisors you control: Target player mills twelve cards.
A deck can have any number of cards named Persistent Petitioners.