The Guild Hall

Creature — Merfolk Scout

Whenever a creature you control explores, this creature gets +1/+0 until end of turn and can't be blocked this turn.

Creature — Merfolk Rogue

{T}: Draw a card, then discard a card.

Creature — Merfolk Mutant

Flying When this creature enters, put a +1/+1 counter on target creature you control. {3}{G}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Creature — Merfolk

Legendary Creature — Elf Artificer

Tap an untapped nontoken artifact you control: Add {G}. Tap two untapped nontoken artifacts you control: Exile the top card of your library. You may play it this turn.

Legendary Creature — Halfling Citizen

Whenever one or more Halflings you control attack a player, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Creature — Merfolk Soldier

Other Merfolk creatures you control get +1/+1. Whenever you cast a Merfolk spell, you may tap or untap target permanent.

Creature — Merfolk Soldier

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying, vigilance When this creature enters, create a 1/1 white and blue Merfolk creature token.

Creature — Nightmare Horror

When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card. When this creature leaves the battlefield, return the exiled card to its owner's hand.

Creature — Sliver

All Slivers have "When this permanent enters, you may fateseal 1." (To fateseal 1, its controller looks at the top card of an opponent's library, then they may put that card on the bottom of that library.)

Enchantment — Aura

Enchant creature When this Aura enters, tap enchanted creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Enchanted creature doesn't untap during its controller's untap step.

Creature — Bird Scout

Flying When this creature enters, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.") This creature gets +2/+0 as long as you've drawn two or more cards this turn.

Legendary Artifact Creature — Robot Turtle

When Metalhead enters, return up to one other target artifact or creature to its owner's hand. {R}, Sacrifice another artifact: Put a +1/+1 counter on Metalhead. He gains menace and haste until end of turn.

Instant

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Counter target spell unless its controller pays {3}.

Artifact Creature — Construct

This spell costs {X} less to cast, where X is the total mana value of noncreature artifacts you control. Sacrifice two artifacts: Return this card from your graveyard to your hand.

Enchantment — Aura

Enchant creature As this Aura enters, choose a creature. Enchanted creature is a copy of the chosen creature.

Instant

Spree (Choose one or more additional costs.) + {1} — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1. + {3} — Target player draws two cards.

Sorcery

As an additional cost to cast this spell, sacrifice a creature. Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells.

Artifact Creature — Golem

When this creature enters, destroy target nonland permanent an opponent controls.

Artifact — Equipment

When this Equipment enters, destroy target permanent. Equipped creature gets +3/+3. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Artifact — Equipment

Equipped creature gets +4/+0 and has trample. Equip {4} Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Artifact

When this artifact enters, it deals 2 damage to any target. {T}: Add one mana of any color.

Creature — Djinn Artificer

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Creature — Angel Cleric

Flying, vigilance You have hexproof. Whenever this creature is dealt damage, you gain that much life.

Creature — Lizard Rogue

Whenever this creature attacks, exile the top card of each player's library. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells. Blitz {2}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Creature — Demon

Flying When this creature enters, you may discard any number of cards. When you do, up to that many target creatures each get -2/-2 until end of turn.

Legendary Creature — Human Artificer

Ward—Pay 3 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 3 life.) Whenever you cast an instant or sorcery spell, you may sacrifice an artifact. If you do, copy that spell and you may choose new targets for the copy.

Legendary Creature — Mutant Ninja Turtle

Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, put a +1/+1 counter on Michelangelo.

Legendary Creature — Human Advisor

Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice.

Creature — Human Wizard

When this creature enters, you may search your library for an instant or sorcery card with mana value 1, reveal it, put it into your hand, then shuffle.

Creature — Vampire Assassin

Flying Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Instant

Choose one — • Midnight Charm deals 1 damage to target creature and you gain 1 life. • Target creature gains first strike until end of turn. • Tap target creature.

Creature — Zombie Knight

Whenever a nontoken creature you control dies, this creature deals 1 damage to you and you draw a card.

Sorcery

Return target creature card from your graveyard to your hand. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Instant

Mill four cards, then you may return a permanent card from among them to your hand. (To mill four cards, put the top four cards of your library into your graveyard.)

Instant

Target creature gets +2/+2 until end of turn. If you cast this spell during your main phase, that creature gets +4/+4 until end of turn instead.

Instant

Target creature gets +1/+1 until end of turn for each creature you control.

Instant

Target creature gains trample until end of turn. It also gets +1/+0 until end of turn if you control a Mouse. Draw a card.

Creature — Mutant Rebel

When this creature enters, create a 2/2 red Mutant creature token. Alliance — Whenever another creature you control enters, put a +1/+1 counter on target creature you control.

Artifact — Vehicle

Trample Ward—Discard a card. Whenever this Vehicle becomes crewed for the first time each turn, if it was crewed by exactly two creatures, it gains "Whenever this creature deals combat damage to a player, draw two cards" until end of turn. Crew 4

Legendary Creature — Phyrexian Beast

Migloz enters with five oil counters on it. {1}, Remove an oil counter from Migloz: It gains vigilance and menace until end of turn. {2}, Remove two oil counters from Migloz: It gets +2/+2 until end of turn. {3}, Remove three oil counters from Migloz: Destroy target artifact or enchantment.

Creature — Dinosaur

Reach When this creature enters, you gain 4 life. Cycling {2} ({2}, Discard this card: Draw a card.)

Creature — Beast

Mutate {2}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Sorcery

Create four 1/1 white Bird creature tokens with flying. Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Legendary Creature — Human Cleric

Mikaeus enters with X +1/+1 counters on it. {T}: Put a +1/+1 counter on Mikaeus. {T}, Remove a +1/+1 counter from Mikaeus: Put a +1/+1 counter on each other creature you control.

Artifact Creature — Construct

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Legendary Creature — Ooze

As Mimeoplasm enters, exile up to X creature cards from your graveyard. It enters with three +1/+1 counters on it for each creature card exiled this way. {2}: Mimeoplasm becomes a copy of target creature card exiled with it, except it's 0/0 and has this ability.