When Acererak the Archlich enters the battlefield, if you haven't completed Tomb of Annihilation, return Acererak the Archlich to its owner's hand and venture into the dungeon. Whenever Acererak the Archlich attacks, for each opponent, you create a 2/2 black Zombie creature token unless that player sacrifices a creature.

Flying When Eccentric Apprentice enters the battlefield, venture into the dungeon. (Enter the first room or advance to the next room.) At the beginning of combat on your turn, if you've completed a dungeon, up to one target creature becomes a Bird with base power and toughness 1/1 and flying until end of turn.

Whenever another creature you control dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Whenever you sacrifice a token, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

When Feywild Caretaker enters the battlefield, you take the initiative. At the beginning of your end step, if you have the initiative, create a 1/1 blue Faerie Dragon creature token with flying.

Trample At the beginning of your end step, create a number of Food tokens equal to the number of nontoken creatures you had enter the battlefield under your control this turn. {1}, Sacrifice a Food: Target creature gains indestructible until end of turn. Tap it.

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) At the beginning of your end step, if you have the initiative, draw a card. Draw another card if you've completed a dungeon. Choose a Background (You can have a Background as a second commander.)

Whenever another nontoken creature enters the battlefield under your control, investigate. {T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.

Marang River Prowler can't block and can't be blocked. You may cast Marang River Prowler from your graveyard as long as you control a black or green permanent.

Flash When Mystic Snake enters the battlefield, counter target spell.

Nimble Trapfinder can't be blocked if you had another Cleric, Rogue, Warrior, or Wizard enter the battlefield under your control this turn. At the beginning of combat on your turn, if you have a full party, creatures you control gain "Whenever this creature deals combat damage to a player, draw a card" until end of turn.

Lifelink When Passageway Seer enters the battlefield, you take the initiative. At the beginning of your end step, if you have the initiative, put a +1/+1 counter on Passageway Seer.

When Ravenloft Adventurer enters the battlefield, you take the initiative. If a creature an opponent controls would die, instead exile it and put a hit counter on it. Whenever Ravenloft Adventurer attacks, if you've completed a dungeon, defending player loses 1 life for each card they own in exile with a hit counter on it.

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

Deathtouch When Rilsa Rael, Kingpin enters the battlefield, you take the initiative. Whenever you attack, target attacking creature gains deathtouch until end of turn. If you've completed a dungeon, that creature also gets +5/+0 and gains first strike and menace until end of turn.

Menace At the beginning of your end step, if you have the initiative, create a Treasure token. Create three of those tokens instead if you've completed a dungeon. Choose a Background (You can have a Background as a second commander.)

Whenever Savvy Hunter attacks or blocks, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") Sacrifice two Foods: Draw a card.

Landfall — Whenever a land enters the battlefield under your control, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Landfall — Whenever a land enters the battlefield under your control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

When Tomb of Horrors Adventurer enters the battlefield, you take the initiative. Whenever you cast your second spell each turn, copy it. If you've completed a dungeon, copy that spell twice instead. You may choose new targets for the copies. (A copy of a permanent spell becomes a token.)

Menace (This creature can't be blocked except by two or more creatures.) When Underdark Explorer enters the battlefield, you take the initiative.

Vigilance When Undermountain Adventurer enters the battlefield, you take the initiative. {T}: Add {G}{G}. If you've completed a dungeon, add six {G} instead.

Reach, ward {1} Whenever you cast a creature or planeswalker spell, venture into the dungeon. This ability triggers only once each turn. (To venture into the dungeon, enter the first room or advance to the next room.) Whenever you complete a dungeon, create a 2/2 green Wolf creature token.

When Vicious Battlerager enters the battlefield, you take the initiative. Spiked Retribution — Whenever Vicious Battlerager becomes blocked by a creature, that creature's controller loses 5 life.

At the beginning of your end step, if you had a land enter the battlefield under your control this turn, venture into the dungeon. (Enter the first room or advance to the next room.)

Deathtouch Whenever Yuan-Ti Fang-Blade deals combat damage to a player, venture into the dungeon. (Enter the first room or advance to the next room.)

Destroy target artifact or enchantment. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.

When Oubliette enters the battlefield, target creature phases out until Oubliette leaves the battlefield. Tap that creature as it phases in this way. (Auras and Equipment phase out with it. While permanents are phased out, they're treated as though they don't exist.)

Enchant creature When Precipitous Drop enters the battlefield, venture into the dungeon. (Enter the first room or advance to the next room.) Enchanted creature gets -2/-2. It gets -5/-5 instead as long as you've completed a dungeon.

Destroy target artifact or creature. It can't be regenerated.

If you would create a Clue, Food, or Treasure token, instead create one of each.

Agent's Toolkit enters the battlefield with a +1/+1 counter, a flying counter, a deathtouch counter, and a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) Whenever a creature enters the battlefield under your control, you may move a counter from Agent's Toolkit onto that creature. {2}, Sacrifice Agent's Toolkit: Draw a card.

{2}, {T}: Bullwhip deals 1 damage to target creature. That creature attacks this turn if able.

You have no maximum hand size. {T}: Add one mana of any color.

{2}, {T}: Reveal the top card of your library. If it's a creature card, create a 1/1 green Saproling creature token. If it's a land card, put that card onto the battlefield under your control. If it's a noncreature, nonland card, you gain 2 life.

Dungeoneer's Pack enters the battlefield tapped. {2}, {T}, Sacrifice Dungeoneer's Pack: You take the initiative, gain 3 life, draw a card, and create a Treasure token. Activate only as a sorcery. (A Treasure token is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Enchant creature Enchanted creature has flying and "Whenever this creature deals combat damage to a player, venture into the dungeon." (Enter the first room or advance to the next room.)

Equipped creature has shroud. (It can't be the target of spells or abilities.) Prevent all combat damage that would be dealt to equipped creature. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

When equipped creature deals combat damage to a player, sacrifice Mystery Key. If you do, draw three cards. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{T}, Sacrifice Nihil Spellbomb: Exile target player's graveyard. When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

Whenever a player casts an instant or sorcery spell, exile it instead of putting it into a graveyard as it resolves. {X}, {T}, Sacrifice Rod of Absorption: You may cast any number of spells from among cards exiled with Rod of Absorption with total mana value X or less without paying their mana costs.

When Thieves' Tools enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Equipped creature can't be blocked as long as its power is 3 or less. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Enchant land When Find the Path enters the battlefield, venture into the dungeon. (Enter the first room or advance to the next room.) Enchanted land has "{T}: Add {G}{G}."

Enchant creature Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Nylea. When you sacrifice Ordeal of Nylea, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Enchant creature Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Thassa. When you sacrifice Ordeal of Thassa, draw two cards.

Whenever a creature enters the battlefield under your control, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Base Camp enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Cleric, Rogue, Warrior, or Wizard spell or to activate an ability of a Cleric, Rogue, Warrior, or Wizard.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

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

{T}: Add {C}. {3}, {T}, Sacrifice Cradle of the Accursed: Create a 2/2 black Zombie creature token. Activate only as a sorcery.

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

Dreamroot Cascade enters the battlefield tapped unless you control two or more other lands. {T}: Add {G} or {U}.

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

{T}: Add {C}. When Dunes of the Dead is put into a graveyard from the battlefield, create a 2/2 black Zombie creature token.

{T}: Add {C}. {2}, {T}: Exile target creature you control. {4}, {T}, Sacrifice Endless Sands: Return each creature card exiled with Endless Sands to the battlefield under its owner's control.

Field of the Dead enters the battlefield tapped. {T}: Add {C}. Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

({T}: Add {G}.)

{T}: Add {C}. {T}, Pay 1 life: Add {G}. {1}{G}{G}, {T}, Sacrifice a Desert: Target creature gets +3/+3 until end of turn. Activate only as a sorcery.

{T}: Add {C}. {T}, Pay 1 life: Add {B}. {2}{B}{B}, {T}, Sacrifice a Desert: Put two -1/-1 counters on target creature an opponent controls. Activate only as a sorcery.

{T}: Add {C}. {T}, Pay 1 life: Add {U}. {1}{U}, {T}, Sacrifice a Desert: Target player mills four cards.

({T}: Add {U}.)

Morphic Pool enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {B}.

{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.

You have no maximum hand size. {T}: Add {C}.

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {B}.)

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

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

When Sunscorched Desert enters the battlefield, it deals 1 damage to target player or planeswalker. {T}: Add {C}.

({T}: Add {B}.)

Temple of Deceit enters the battlefield tapped. When Temple of Deceit enters the battlefield, scry 1. {T}: Add {U} or {B}.

Temple of Malady enters the battlefield tapped. When Temple of Malady enters the battlefield, scry 1. {T}: Add {B} or {G}.

Temple of Mystery enters the battlefield tapped. When Temple of Mystery enters the battlefield, scry 1. {T}: Add {G} or {U}.

{T}: Add {C}{C}. Activate only if you control five or more lands.

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

+1: Venture into the dungeon. (Enter the first room or advance to the next room.) −2: Look at the top six cards of your library. You may reveal a creature card from among them and put it into your hand. If it's legendary, you gain 3 life. Put the rest on the bottom of your library in a random order. −7: You get an emblem with "Creatures you control have trample and haste and get +2/+2 for each differently named dungeon you've completed."

{3}, {T}, Sacrifice Ark of Blight: Destroy target land.

Black creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {T}: Add {C}. {T}, Sacrifice Orazca Relic: You gain 3 life and draw a card. Activate only if you have the city's blessing.

Green creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature you control gets +2/+2 and gains trample until end of turn.

When Sarevok's Tome enters the battlefield, you take the initiative. {T}: Add {C}. If you have the initiative, add {C}{C} instead. {3}, {T}: Exile cards from the top of your library until you exile a nonland card. You may cast that card without paying its mana cost. Activate only if you've completed a dungeon.

When Eye of Vecna enters the battlefield, you draw a card and you lose 2 life. At the beginning of your upkeep, you may pay {2}. If you do, you draw a card and you lose 2 life.

At the beginning of combat on your turn, equipped creature or a creature you control named Vecna gets +X/+X until end of turn, where X is the number of cards in your hand. Equip—Pay 1 life for each card in your hand. Equip {2}

Living weapon Indestructible Equipped creature gets +5/+5 and has first strike, trample, indestructible, haste, and "Whenever this creature deals combat damage to a creature, exile that creature." Equip {7}

At the beginning of your end step, if you lost 2 or more life this turn, create a 2/2 black Zombie creature token. {T}, Exile The Book of Vile Darkness and artifacts you control named Eye of Vecna and Hand of Vecna: Create Vecna, a legendary 8/8 black Zombie God creature token with indestructible and all triggered abilities of the exiled cards.

Kicker {X}. X can't be 0. (You may pay an additional {X} as you cast this spell.) Flying When Thieving Skydiver enters the battlefield, if it was kicked, gain control of target artifact with mana value X or less. If that artifact is an Equipment, attach it to Thieving Skydiver.

When Trailblazer's Torch enters the battlefield, you take the initiative. Whenever equipped creature becomes blocked, it deals 2 damage to each creature blocking it. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)