Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand.

{3}, {T} or {U}, {T}: Return target creature to its owner's hand unless its controller pays {1}.

{1}, {T}: Return target creature to its owner's hand unless its controller pays {1}.

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells you cast.

{W}{U}{B}{R}{G}: Exile target permanent. If Legacy Weapon would be put into a graveyard from anywhere, reveal Legacy Weapon and shuffle it into its owner's library instead.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

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

Protection from white and from black Whenever you cast a creature spell, put a +1/+1 counter on Animar, Soul of Elements. Creature spells you cast cost {1} less to cast for each +1/+1 counter on Animar.

When Archaeomancer enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

Creatures you control have hexproof. Creatures your opponents control lose hexproof and can't have or gain hexproof.

Flying At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

When you cast this spell, you may return target creature card from your graveyard to the battlefield. Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

{T}: Add {W}.

Whenever you cast a creature spell, draw a card.

Flying {T}: Add one mana of any color.

Vigilance Whenever you cast a creature spell, draw a card, then you may put a land card from your hand onto the battlefield. {3}, {T}: Return target creature you control to its owner's hand.

Flying When Cloudblazer enters the battlefield, you gain 2 life and draw two cards.

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

When you cast this spell, create a 10/10 colorless Eldrazi creature token.

Drover of the Mighty gets +2/+2 as long as you control a Dinosaur. {T}: Add one mana of any color.

Lifelink Whenever another creature dies, put a +1/+1 counter on Elenda, the Dusk Rose. When Elenda dies, create X 1/1 white Vampire creature tokens with lifelink, where X is Elenda's power.

Flying When Elite Guardmage enters the battlefield, you gain 3 life and draw a card.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Vigilance Faeburrow Elder gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.

Deathtouch Whenever another nontoken creature dies, you may draw a card.

{T}: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead. {3}{G}{G}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.) Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.

When Izzet Chronarch enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

When you cast this spell, draw four cards. Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.) When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Whenever another creature dies, you may put X +1/+1 counters on Kresh the Bloodbraided, where X is that creature's power.

Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.

Changeling (This card is every creature type.) As Morophon, the Boundless enters the battlefield, choose a creature type. Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

{2}{U}, {T}: You may cast an instant or sorcery spell from your hand without paying its mana cost.

Paradise Druid has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.) {T}: Add one mana of any color.

Flying Whenever you cast a spell, put a +1/+1 counter on Ramos, Dragon Engine for each of that spell's colors. Remove five +1/+1 counters from Ramos: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Activate only once each turn.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

When Rishkar, Peema Renegade enters the battlefield, put a +1/+1 counter on each of up to two target creatures. Each creature you control with a counter on it has "{T}: Add {G}."

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) At the beginning of your upkeep, return target creature card from your graveyard to the battlefield. At the beginning of each opponent's upkeep, that player sacrifices a creature.

When Sparkmage Apprentice enters the battlefield, it deals 1 damage to any target.

Defender, hexproof {T}: Add one mana of any color.

Haste Whenever Thraximundar attacks, defending player sacrifices a creature. Whenever a player sacrifices a creature, you may put a +1/+1 counter on Thraximundar.

Flying Whenever you cast a spell, return target permanent to its owner's hand.

Flying {T}, Tap two untapped creatures you control: Return target permanent to its owner's hand.

When you cast this spell, exile two target permanents. Indestructible Whenever Ulamog, the Ceaseless Hunger attacks, defending player exiles the top twenty cards of their library.

When you cast this spell, destroy target permanent. Indestructible Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.) When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

{T}: Add one mana of any color.

Creatures you control have "{T}: Add one mana of any color."

Whenever you cast a creature spell, you may pay {1}. If you do, return target creature to its owner's hand.

Whenever a nontoken creature enters the battlefield under your control, if it doesn't have the same name as another creature you control or a creature card in your graveyard, draw a card.

Creatures don't untap during their controllers' untap steps. Whenever a creature enters the battlefield, untap all creatures.

You may cast spells from your hand without paying their mana costs.

Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Indestructible {T}: Add {C}. {5}, {T}: Add five mana in any combination of colors.

Whenever City of Brass becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

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

Crumbling Necropolis enters the battlefield tapped. {T}: Add {U}, {B}, or {R}.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

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

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

{T}: Add {C}. {G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

({T}: Add {G}.)

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

({T}: Add {R}.)

Opulent Palace enters the battlefield tapped. {T}: Add {B}, {G}, or {U}.

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {W}.)

Savage Lands enters the battlefield tapped. {T}: Add {B}, {R}, or {G}.

({T}: Add {U} or {R}.) As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {B}.)

({T}: Add {G} or {W}.) As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

For each opponent, gain control of target permanent that player controls.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then shuffle.

Target opponent sacrifices a creature, discards three cards, then loses 5 life. You return a creature card from your graveyard to your hand, draw three cards, then gain 5 life.

Target player sacrifices half the permanents they control, rounded down. Suspend 2—{2}{B}{B} (Rather than cast this card from your hand, you may pay {2}{B}{B} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) At the beginning of each player's upkeep, if Curse of the Cabal is suspended, that player may sacrifice a permanent. If the player does, put two time counters on Curse of the Cabal.

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the creatures they control. Round up each time.