At the beginning of your upkeep, you may put a harmony counter on Instrument of the Bards.

, : Search your library for a creature card with mana value equal to the number of harmony counters on Instrument of the Bards, reveal it, and put it into your hand. If that card is legendary, create a Treasure token. Then shuffle.

Vicious Mockery — When this creature enters, target creature an opponent controls can't block this turn. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

All creatures are tokens. (They're considered tokens for spells and abilities. After a creature leaves the battlefield, it ceases to exist.)

: Add one mana of any color.

, : Draw X cards, where X is the number of Bobbleheads you control.

Interplanar (This creature enters onto the interplanar battlefield. Players can't control creatures on the interplanar battlefield.)

Vigilance, haste

Whenever a player attacks with a creature with power 4 or greater, CARDNAME also attacks the player or planeswalker that creature is attacking.

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

When this creature enters, target creature you control gets +1/+1 until end of turn.

Vigilance

When this creature enters, tap up to two target creatures your opponents control.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When this Siege enters, look at target opponent's hand. You may exile a nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs more to cast.

When this artifact enters, mill a card, then draw a card. (To mill a card, put the top card of your library into your graveyard.)

Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Count the number of cards in your library. Your life total becomes that number.

Enchant creature

Enchanted creature can't be blocked except by Walls.

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

The next time a source of your choice would deal damage to you this turn, prevent that damage.

When this creature enters, exile the top card of your library. Until end of turn, you may play that card.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

At the beginning of your end step, create a 1/1 green Insect creature token for each +1/+1 counter you've put on creatures under your control this turn.

Menace (This creature can't be blocked except by two or more creatures.)

When this creature enters, put a +1/+1 counter on target creature.

This creature can't block creatures with power 2 or greater.

: This creature gains flying until end of turn.

When this creature enters, put a +1/+1 counter on target creature.

This spell can't be countered.

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

: Regenerate target Samurai.

Shroud (This creature can't be the target of spells or abilities.)

This creature gets +4/+8 as long as a library has twenty or fewer cards in it.

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

You may play snow lands and cast snow spells from the top of your library.

Whenever another snow permanent you control enters, you may pay , , or . If you do, put a +1/+1 counter on Isu.

Haste

When Itzquinth enters, you may pay . When you do, target Dinosaur you control deals damage equal to its power to another target creature.

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Your opponents can't cast spells with the same name as the exiled card.

This land enters tapped.

When this land enters, return a land you control to its owner's hand.

: Add .

Cast this spell only after combat.

Gain control of target nonartifact, nonblack creature that attacked you this turn and put a -1/-0 counter on it.

+1: Up to one target creature gets -2/-0 until your next turn.

−3: You may cast target instant or sorcery card from your graveyard this turn. If that spell would be put into your graveyard, exile it instead.

−9: You get an emblem with "Whenever you cast a spell, target opponent mills five cards."

Partner with Evie Frye (When this creature enters, target player may put Evie into their hand from their library, then shuffle.)

Whenever one or more Assassins you control deal combat damage to a player, exile up to one target Assassin card or card with freerunning from your graveyard. If you do, copy it. You may cast the copy.

When this creature enters, put a +1/+1 counter on another target Merfolk you control.

This land enters tapped.

When this land enters, it deals 1 damage to target opponent.

: Add or .

Spree (Choose one or more additional costs.)

+ — Put a +1/+1 counter on target creature. It can't be blocked this turn.

+ — Target artifact or creature's owner puts it on their choice of the top or bottom of their library.

Whenever a creature you control dies, put two eyeball counters on this artifact.

, , Remove all eyeball counters from this artifact: Look at the top X cards of your library, where X is the number of eyeball counters removed this way. Put one of them into your hand and the rest on the bottom of your library in any order.

: Add . Spend this mana only to cast creature spells with no abilities.

Creatures you control with no abilities can't be blocked by creatures with abilities.

Double strike

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

, , Discard a card: Create a token that's a copy of another target creature you control. It gains haste and "When this token dies, draw a card." Sacrifice it at the beginning of the next end step. Activate only as a sorcery.

Blitz (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.)

, , Discard a card: Destroy target blue permanent.

, , Discard a card: Jaya Ballard deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

, , Discard a card: Jaya Ballard deals 6 damage to each creature and each player.

Jeska enters with a loyalty counter on her for each time you've cast a commander from the command zone this game.

0: Choose target creature. Until your next turn, if that creature would deal combat damage to one of your opponents, it deals triple that damage to that player instead.

−X: Jeska deals X damage to each of up to three targets.

Jeska, Thrice Reborn can be your commander.

Partner

: Add , , or .

, , Sacrifice this artifact: Draw a card.

Double strike

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Remove this card from your deck before playing if you're not playing for ante.

: Ante this artifact. If you do, put all other cards you own from the ante into your graveyard, then draw a card.

: Prevent the next 1 damage that would be dealt to any target this turn.

: Target creature can't be blocked this turn.

: Choose target permanent you control or suspended card you own. If that permanent or card has a time counter on it, you may remove a time counter from it or put another time counter on it.

Whenever you give a gift, draw a card.

Whenever this creature or another Ally you control enters, you may have Ally creatures you control gain vigilance until end of turn.

This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Flying

Creatures you control with flying have "Spells your opponents cast that target this creature cost more to cast."

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Jukai Liberator deals combat damage to a player, choose land or nonland. Seek a permanent card of the chosen kind.

, : Target player loses 1 life.

, : Create a 1/1 green Saproling creature token.

Defender (This creature can't attack.)

When this creature enters, draw a card.

When this creature enters, create a 1/1 blue Merfolk creature token with hexproof. (It can't be the target of spells or abilities your opponents control.)

At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step.