Zhalfirin Void

When Zhalfirin Void enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
: Add .

Karn, Scion of Urza

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.
−1: Put a card you own with a silver counter on it from exile into your hand.
−2: Create a 0/0 colorless Construct artifact creature token with “This creature gets +1/+1 for each artifact you control.”

Karn, Scion of Urza

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.
−1: Put a card you own with a silver counter on it from exile into your hand.
−2: Create a 0/0 colorless Construct artifact creature token with “This creature gets +1/+1 for each artifact you control.”

Chartooth Cougar

: Chartooth Cougar gets +1/+0 until end of turn.
Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle your library.)

Ghalta, Primal Hunger

This spell costs less to cast, where X is the total power of creatures you control.
Trample

Ghalta, Primal Hunger

This spell costs less to cast, where X is the total power of creatures you control.
Trample

Ghalta, Primal Hunger

This spell costs less to cast, where X is the total power of creatures you control.
Trample

Teferi’s Protection

Until your next turn, your life total can’t change and you gain protection from everything. All permanents you control phase out. (While they’re phased out, they’re treated as though they don’t exist. They phase in before you untap during your untap step.)
Exile Teferi’s Protection.

Ixalan’s Binding

When Ixalan’s Binding enters the battlefield, exile target nonland permanent an opponent controls until Ixalan’s Binding leaves the battlefield.
Your opponents can’t cast spells with the same name as the exiled card.

Teferi’s Protection

Until your next turn, your life total can’t change and you gain protection from everything. All permanents you control phase out. (While they’re phased out, they’re treated as though they don’t exist. They phase in before you untap during your untap step.)
Exile Teferi’s Protection.

Ojutai, Soul of Winter

Flying, vigilance
Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn’t untap during its controller’s next untap step.

Feldon of the Third Path

, : Create a token that’s a copy of target creature card in your graveyard, except it’s an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.

Dictate of the Twin Gods

Flash
If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Oketra the True

Double strike, indestructible
Oketra the True can’t attack or block unless you control at least three other creatures.
: Create a 1/1 white Warrior creature token with vigilance.

Kefnet the Mindful

Flying, indestructible
Kefnet the Mindful can’t attack or block unless you have seven or more cards in hand.
: Draw a card, then you may return a land you control to its owner’s hand.

Kefnet the Mindful

Flying, indestructible
Kefnet the Mindful can’t attack or block unless you have seven or more cards in hand.
: Draw a card, then you may return a land you control to its owner’s hand.

Oketra the True

Double strike, indestructible
Oketra the True can’t attack or block unless you control at least three other creatures.
: Create a 1/1 white Warrior creature token with vigilance.

Rhonas the Indomitable

Deathtouch, indestructible
Rhonas the Indomitable can’t attack or block unless you control another creature with power 4 or greater.
: Another target creature gets +2/+0 and gains trample until end of turn.

Bontu the Glorified

Menace, indestructible
Bontu the Glorified can’t attack or block unless a creature died under your control this turn.
, Sacrifice another creature: Scry 1. Each opponent loses 1 life and you gain 1 life.

Hazoret the Fervent

Indestructible, haste
Hazoret the Fervent can’t attack or block unless you have one or fewer cards in hand.
, Discard a card: Hazoret deals 2 damage to each opponent.

Rhonas the Indomitable

Deathtouch, indestructible
Rhonas the Indomitable can’t attack or block unless you control another creature with power 4 or greater.
: Another target creature gets +2/+0 and gains trample until end of turn.

Bontu the Glorified

Menace, indestructible
Bontu the Glorified can’t attack or block unless a creature died under your control this turn.
, Sacrifice another creature: Scry 1. Each opponent loses 1 life and you gain 1 life.

Hazoret the Fervent

Indestructible, haste
Hazoret the Fervent can’t attack or block unless you have one or fewer cards in hand.
, Discard a card: Hazoret deals 2 damage to each opponent.

Dark Intimations

Each opponent sacrifices a creature or planeswalker, then discards a card. You return a creature or planeswalker card from your graveyard to your hand, then draw a card.
When you cast a Bolas planeswalker spell, exile Dark Intimations from your graveyard. That planeswalker enters the battlefield with an additional loyalty counter on it.