Whenever Abomination blocks or becomes blocked by a green or white creature, destroy that creature at end of combat.

Flying, lifelink

Whenever Aclazotz attacks, each opponent discards a card. For each opponent who can't, you draw a card.

Whenever an opponent discards a land card, create a 1/1 black Bat creature token with flying.

When Aclazotz dies, return it to the battlefield tapped and transformed under its owner's control.

(Transforms from Aclazotz, Deepest Betrayal.)

{T}: Add {B}.

{2}{B}, {T}: Transform Temple of the Dead. Activate only if a player has one or fewer cards in hand and only as a sorcery.

{3}{R}{R}: Untap all creatures you control. After this main phase, there is an additional combat phase followed by an additional main phase. Activate only as a sorcery.

If you would gain life, you gain twice that much life instead.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows.

{7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows.

Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

You draw three cards and you lose 3 life.

Whenever you're dealt damage, you may put that many charge counters on Angelheart Vial.

{2}, {T}, Remove four charge counters from Angelheart Vial: You gain 2 life and draw a card.

+1: Each opponent discards a card and loses 2 life.

-3: Gain control of target creature until end of turn. Untap it. It gains haste until end of turn. Sacrifice it at the beginning of the next end step if it has mana value 3 or less.

-8: Each opponent loses life equal to the number of cards in their graveyard.

Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

Destroy target nonblack creature. It can't be regenerated.

Draw a card.

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

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

{T}, Sacrifice a land: Destroy target land.

Sacrifice a creature: Add {C}{C}.

{T}, Sacrifice Ashnod's Transmogrant: Put a +1/+1 counter on target nonartifact creature. That creature becomes an artifact in addition to its other types.

You draw two cards and each opponent discards two cards. Each player loses 2 life.

({T}: Add {B} or {R}.)

Blackcleave Cliffs enters the battlefield tapped unless you control two or fewer other lands.

{T}: Add {B} or {R}.

{T}: Add {B}.

{T}: Add {R}.

({T}: Add {B} or {R}.)

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Flying

If an opponent would lose life during your turn, they lose twice that much life instead. (Damage causes loss of life.)

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

You may look at the top card of your library any time.

You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.

{T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

{2}, {T}: Add {B} for each Swamp you control.

({T}: Add {B} or {R}.)

Canyon Slough enters the battlefield tapped.

Cycling {2} ({2}, Discard this card: Draw a card.)

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

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

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

Sacrifice Commander's Sphere: Draw a card.

Regenerate target creature. Draw a card. (The next time the creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, also regenerate each other creature you control.

Add {B}{B}{B}.

Indestructible

{T}: Add {C}.

If you control a commander, you may cast this spell without paying its mana cost.

Exile target creature.

You have no maximum hand size.

{T}: Add one mana of any color.

If you control a commander, you may cast this spell without paying its mana cost.

You may choose new targets for target spell or ability.

Delete deals X damage to each nonartifact creature and each player.

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

Destroy target land. Its controller reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

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

{2}, {T}, Discard a card at random: Regenerate target creature.

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain.

{T}: Add {B} or {R}.

When you cast this spell, gain control of all creatures target player controls.

Flying, protection from spells and from permanents that were cast this turn

When Emrakul, the World Anew leaves the battlefield, sacrifice all creatures you control.

Madness--Pay six {C}.

{T}: Add one mana of any color that a land an opponent controls could produce.

Draw two cards, then discard two cards.

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As Foreboding Ruins enters the battlefield, you may reveal a Swamp or Mountain card from your hand. If you don't, Foreboding Ruins enters the battlefield tapped.

{T}: Add {B} or {R}.

Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card.

{4}{B}{B}{B}, Discard X cards: Exile the top X cards of target opponent's library. You may play lands and cast spells from among cards exiled this way without paying their mana costs.

Sacrifice a Goblin: Regenerate target creature.

{T}: Add {C}.

{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

{T}: Add {C}.

{1}, {T}: Add two mana in any combination of colors. Spend this mana only to cast legendary spells.

{T}: Add {C}.

{R}, {T}: Target creature gains haste until end of turn.

{3}{R}{R}, {T}: If you both own and control Hanweir Battlements and a creature named Hanweir Garrison, exile them, then meld them into Hanweir, the Writhing Township.

Whenever Hanweir Garrison attacks, create two 1/1 red Human creature tokens that are tapped and attacking.

(Melds with Hanweir Battlements.)

Haunted Ridge enters the battlefield tapped unless you control two or more other lands.

{T}: Add {B} or {R}.

When Kardur, Doomscourge enters the battlefield, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able.

Whenever an attacking creature dies, each opponent loses 1 life and you gain 1 life.

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

Luxury Suite enters the battlefield tapped unless you have two or more opponents.

{T}: Add {B} or {R}.

Flying

Whenever you create or sacrifice a token, each opponent loses 1 life.

Whenever you attack, each opponent loses X life and you gain X life, where X is the number of attacking creatures. If Mishra, Claimed by Gix and a creature named Phyrexian Dragon Engine are attacking, and you both own and control them, exile them, then meld them into Mishra, Lost to Phyrexia. It enters the battlefield tapped and attacking.

{T}, Pay 1 life: Add {B} or {R}.

{1}{B}{R}, {T}: Mount Doom deals 1 damage to each opponent.

{5}{B}{R}, {T}, Sacrifice Mount Doom and a legendary artifact: Choose up to two creatures, then destroy the rest. Activate only as a sorcery.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

All permanents are artifacts in addition to their other types.

All cards that aren't on the battlefield, spells, and permanents are colorless.

Players may spend mana as though it were mana of any color.

Double strike

When Phyrexian Dragon Engine enters the battlefield from your graveyard, you may discard your hand. If you do, draw three cards.

Unearth {3}{R}{R}

(Melds with Mishra, Claimed by Gix.)

{T}: Add {C}.

{T}, Sacrifice a creature: Add {B}{B}.

Starting with you, each player may pay any amount of life. Repeat this process until no one pays life. Each player creates a 1/1 black Rat creature token for each 1 life they paid this way.

Players have no maximum hand size.

At the beginning of each opponent's upkeep, Price of Knowledge deals damage to that player equal to the number of cards in that player's hand.

Rakdos Carnarium enters the battlefield tapped.

When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand.

{T}: Add {B}{R}.

Flying, trample

At the beginning of your end step, target opponent may sacrifice two nonland, nontoken permanents. If they don't, you draw two cards.

({T}: Add {B} or {R}.)

Raucous Theater enters the battlefield tapped.

When Raucous Theater enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

You have no maximum hand size.

{T}: Add {C}.

Restless Vents enters the battlefield tapped.

{T}: Add {B} or {R}.

{1}{B}{R}: Until end of turn, Restless Vents becomes a 2/3 black and red Insect creature with menace. It's still a land.

Whenever Restless Vents attacks, you may discard a card. If you do, draw a card.

Creatures you control have haste.

Legendary creatures you control get +1/+0.

{T}: Add {C}.

{4}, {T}: Target creature can't be blocked this turn.

As an additional cost to cast this spell, sacrifice a creature.

Add an amount of {B} equal to the sacrificed creature's mana value.

{1}, {T}: Add {B}{R}.

({T}: Add {B} or {R}.)

Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.

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

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead.

{1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim, Mayhem Dominus. ({R/P} can be paid with either {R} or 2 life.)

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

{T}: Add {C}.

{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

{T}: Add {C}.

{T}: Add {B} or {R}. Activate only if you control a Swamp.

Temple of Malice enters the battlefield tapped.

When Temple of Malice enters the battlefield, scry 1.

{T}: Add {B} or {R}.

Destroy target creature. It can't be regenerated.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Myriad

The "legend rule" doesn't apply to creature tokens you control.

Triggered abilities you control can't cause you to sacrifice or exile creature tokens you control.

You have no maximum hand size.

{T}: Add {C}.

Creatures you control have haste.

Creatures your opponents control enter the battlefield tapped.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

You have no maximum hand size.

At the beginning of your upkeep, you gain 1 life for each card in your hand.

+1: Creatures you control get +1/+0 and gain haste until end of turn.

0: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

-6: You get an emblem with "At the end of the first combat phase on your turn, untap target creature you control. After this phase, there is an additional combat phase."