Flash Whenever this creature attacks, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Whenever this creature attacks, exile target card from defending player's graveyard.

Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost.

If you would pay life while your library has at least that many cards in it, exile that many cards from the top of your library instead. +1: Look at the top two cards of your library. Exile one of them and put the other into your hand. −2: Create two 1/1 black Nightmare creature tokens with "At the beginning of combat on your turn, if a card was put into exile this turn, put a +1/+1 counter on this token." −7: Target player exiles the top X cards of their library, where X is the total mana value of cards you own in exile.

Choose a creature type. Draw a card for each permanent you control of that type.

Flying Whenever this creature enters or attacks, draw a card, then discard a card. Threshold — This creature gets +1/+1 and has deathtouch as long as there are seven or more cards in your graveyard.

Lifelink Whenever this creature attacks, you may draw cards equal to its power. If you do, discard that many cards.

Impending 4—{1}{U}{U} (If you cast this spell for its impending cost, it enters with four time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.) Flying Whenever this permanent enters or attacks, draw two cards, then discard a card.

When this creature enters, you draw two cards and you lose 2 life.

When this creature enters, you draw a card and you lose 1 life.

Commanders you control have menace and deathtouch. Partner (You can have two commanders if both have partner.)

({T}: Add {U} or {B}.) This land enters tapped.

({T}: Add {U}.)

This land enters tapped unless a player has 13 or less life. {T}: Add {U} or {B}.

Flying, trample Pay 2 life: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

When this creature enters, mill three cards. You may put a creature card from among the cards milled this way into your hand. If you don't, put a +1/+1 counter on this creature. (To mill a card, put the top card of your library into your graveyard.)

{T}: Add one mana of any color in your commander's color identity.

This artifact enters tapped. {T}: Add {B}.

({B/P} can be paid with either {B} or 2 life.) Lifelink For each {B} in a cost, you may pay 2 life rather than pay that mana. Whenever you cast a black spell, put a +1/+1 counter on K'rrik.

This artifact enters tapped. {T}: Add {U}.

{T}: Add {C}{C}.

Exile target instant or sorcery card from a graveyard. Copy that card three times. You may cast the copies without paying their mana costs. Exile Mnemonic Deluge.

Choose one — • Return target creature card from your graveyard to your hand. • Return two target creature cards that share a creature type from your graveyard to your hand.

When this creature enters, each player sacrifices two creatures of their choice.

When this creature enters, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Counter target spell.

Exile target creature. If it had mana value 3 or less, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

Counter target spell.

Counter target noncreature spell. Its controller loses 2 life.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may shuffle up to four target cards from your graveyard into your library.

When this creature enters, exile another target creature. When this creature leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flash When this creature enters, counter target spell. Its controller manifests dread. (That player looks at the top two cards of their library, then puts one onto the battlefield face down as a 2/2 creature and the other into their graveyard. If it's a creature card, it can be turned face up any time for its mana cost.)

{2}, {T}, Sacrifice this artifact: Search target player's library for three cards and exile them. Then that player shuffles.

This artifact enters tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

Flash Flying Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, counter target spell, activated ability, or triggered ability.

Counter target spell. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Whenever this creature enters or attacks, put a slime counter on up to one other target creature. Non-Horror creatures with slime counters on them lose all abilities and have base power and toughness 2/2.

Each opponent sacrifices a creature or planeswalker with the greatest mana value among creatures and planeswalkers they control.

When this artifact enters, exile target card from a graveyard. {T}, Sacrifice this artifact: Exile each opponent's graveyard. {1}, {T}, Sacrifice this artifact: Draw a card.

Exile target creature. If you control an enchantment, scry 2.

{T}, Sacrifice this artifact: Exile target player's graveyard.

Counter target spell. Its controller loses 3 life.

Flying At the beginning of your end step, exile the top card of each opponent's library. You may play those cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it. Whenever a nonland permanent an opponent owns enters the battlefield under your control, they lose life equal to its mana value.