The Guildhouse

Legendary Creature — Human Avatar Ally

When Aang enters, airbend another target creature. (Exile it. While it's exiled, its owner may cast it for {2} rather than its mana cost.) Whenever one or more creatures you control leave the battlefield without dying, you get an experience counter. At the beginning of your upkeep, create a 1/1 white Ally creature token for each experience counter you have.

Legendary Creature — Human Avatar Ally

Aang has vigilance as long as there's a Lesson card in your graveyard. Whenever another creature you control dies, put a +1/+1 counter on Aang.

Enchantment

Flash When this enchantment enters, exile up to one other target nonland permanent until this enchantment leaves the battlefield. Waterbend {3}: Sacrifice this enchantment. If you do, scry 2. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Legendary Creature — Insect Druid

When Aatchik enters, create a 1/1 green Insect creature token for each artifact and/or creature card in your graveyard. Whenever another Insect you control dies, put a +1/+1 counter on Aatchik. Each opponent loses 1 life.

Legendary Creature — Astartes Warrior

Trample Mark of Chaos Ascendant — During your turn, spells you cast from your hand with mana value X or less have cascade, where X is the total amount of life your opponents have lost this turn.

Instant — Lesson

You may discard a card. If you do, draw two cards.

Land

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

Creature — Human Monk

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, exile the top card of your library. Until end of turn, you may play that card.

Legendary Creature — Human Warrior

When Abdel Adrian enters, exile any number of other nonland permanents you control until Abdel Adrian leaves the battlefield. Create a 1/1 white Soldier creature token for each permanent exiled this way. Choose a Background (You can have a Background as a second commander.)

Creature — Wurm

Trample Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell.

Creature — Demon

Flying When this creature enters, create a number of 1/1 black Harpy creature tokens with flying equal to your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) At the beginning of your upkeep, sacrifice a creature.

Instant

As an additional cost to cast this spell, sacrifice a blue permanent. Counter target spell.

Creature — Horror

Flying Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card. Morph {2}{B}{G}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Instant

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Instant

This spell can't be countered. Destroy target nonland permanent with mana value 3 or less.

Creature — Lammasu

Flying When this creature enters, all suspected creatures are no longer suspected. When this creature dies, you gain 3 life and suspect up to one target creature an opponent controls. (A suspected creature has menace and can't block.)

Instant

Counter target spell. You gain 3 life.

Creature — Art Lizard

Whenever you cast a spell, note the first letter of its artist's name. If that letter wasn't already noted, put a +1/+1 counter on this creature.

Instant

Devoid (This card has no color.) Exile target nonland permanent. You may cast that card for as long as it remains exiled, and you may spend colorless mana as though it were mana of any color to cast that spell.

Legendary Creature — Spirit

Flying, ward {2} {1}{W}{U}: Exile another target creature or artifact you control. Return it to the battlefield under its owner's control at the beginning of the next end step.

Sorcery

Return target artifact or non-Aura enchantment card from your graveyard to the battlefield with X additional +1/+1 counters on it. It's a 1/1 Spirit creature with flying in addition to its other types.

Enchantment

If you would draw a card, you may instead choose land or nonland and reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and put all other cards revealed this way on the bottom of your library in any order.

Enchantment — Aura

Enchant land When this Aura enters, draw a card. Enchanted land has "{T}: Add one mana of any color."

Creature — Eldrazi Leech

Emerge {6}{B} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, target opponent loses 3 life and you gain 3 life.

Creature — Horror

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

Creature — Demon Warlock

{T}: Exile target creature card from a graveyard that was put there this turn. Create a token that's a copy of it, except it's a Nightmare in addition to its other types. Then exile all other Nightmare tokens you control.

Creature — Dog Cleric

{1}: Add {W}, {B}, or {G}. Activate only once each turn. {2}{B}: Return this card from your graveyard to your hand.

Creature — Human Soldier

Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Each creature you control with a +1/+1 counter on it has flying.

Artifact

When this artifact enters, search your library for a basic Plains, Swamp, or Forest card, reveal it, put it into your hand, then shuffle. {1}{W}{B}{G}, {T}, Sacrifice this artifact: Create an X/X white Spirit creature token, where X is the greatest toughness among creatures you control. Activate only as a sorcery.

Creature — Human Wizard

At the beginning of each player's draw step, that player may draw an additional card. If they do, spells they cast this turn cost {2} more to cast.

Creature — Wall

Defender Whenever you cast an instant or sorcery spell, you may draw a card. If you do, discard a card. This ability triggers only once each turn.

Instant

Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.

Land

{T}: Add {C}. {3}, {T}: Target creature with power 3 or less can't be blocked this turn.

Creature — Human Knight

When this creature enters, if you control another Knight, look at the top five cards of your library. You may reveal a Knight, Aura, Equipment, or legendary artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Creature — Zombie Warrior

When this creature enters, each player sacrifices a nontoken creature of their choice.

Creature — Ooze

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) When this creature enters, destroy target artifact, enchantment, or land.

Creature — Vampire Cleric

{T}, Sacrifice another creature or artifact: Each opponent loses 1 life and you gain 1 life.

Legendary Enchantment — Background

Commander creatures you own have "The first Dragon spell you cast each turn costs {2} less to cast."