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

Destroy target enchantment.

Target creature gets +3/+3 and gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)

Enchant creature

When enchanted creature dies, you draw two cards.

When Cartographer enters, you may return target land card from your graveyard to your hand.

Each player chooses from among the permanents they control an artifact, a creature, an enchantment, and a land, then sacrifices the rest.

: Cinder Crawler gets +1/+0 until end of turn. Activate only if Cinder Crawler is blocked.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Whenever Crashing Boars attacks, defending player chooses an untapped creature they control. That creature blocks Crashing Boars this turn if able.

Enchant creature

Enchanted creature gets +3/+3.

When enchanted creature attacks or blocks, sacrifice Cunning at the beginning of the next cleanup step.

Enchant creature

Enchanted creature gets -1/-1 and has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Shadow (This creature can block or be blocked by only creatures with shadow.)

, Sacrifice Dauthi Jackal: Destroy target blocking creature.

Return two target creature cards from your graveyard to your hand.

, : Dominating Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay to end this effect.

You control enchanted creature.

Whenever Elvish Berserker becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

Flying

Discard a card: Return Ephemeron to its owner's hand.

, : Return target creature to its owner's hand unless its controller pays .

Flying

Exalted Dragon can't attack unless you sacrifice a land. (This cost is paid as attackers are declared.)

For each blocking creature, flip a coin. If you win the flip, prevent all combat damage that would be dealt by that creature this turn.

Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)

Counter target spell.

: Target creature can't be regenerated this turn.

As an additional cost to cast this spell, pay X life.

Target creature gets +X/+0 until end of turn.

When you cast a spell, return Jackalope Herd to its owner's hand.

, : Choose target opponent who has at least two fewer creature cards in their graveyard than you do as you activate this ability. Destroy target nonblack creature that player controls.

, : Choose target opponent who has more life than you do as you activate this ability. You gain 3 life.

: Killer Whale gains flying until end of turn.

When Limited Resources enters, each player chooses five lands they control and sacrifices the rest.

Players can't play lands as long as ten or more lands are on the battlefield.

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

Enchant creature

Enchanted creature gets +2/+2 and can't block.

Buyback costs cost less.

When Mind Maggots enters, discard any number of creature cards. For each card discarded this way, put two +1/+1 counters on Mind Maggots.

Mindless Automaton enters with two +1/+1 counters on it.

, Discard a card: Put a +1/+1 counter on Mindless Automaton.

Remove two +1/+1 counters from Mindless Automaton: Draw a card.

First strike, forestwalk, vigilance (This creature deals combat damage before creatures without first strike, it can't be blocked as long as defending player controls a Forest, and attacking doesn't cause this creature to tap.)

Monstrous Hound can't attack unless you control more lands than defending player.

Monstrous Hound can't block unless you control more lands than attacking player.

Cast this spell only during your end step.

As an additional cost to cast this spell, pay X life.

Draw X cards.

At the beginning of each player's upkeep, that player chooses target player who controls more creatures than they do and is their opponent. The first player may reveal cards from the top of their library until they reveal a creature card. If the first player does, that player puts that card onto the battlefield and all other cards revealed this way into their graveyard.

At the beginning of each player's upkeep, that player chooses target player who controls more lands than they do and is their opponent. The first player may search their library for a basic land card, put that card onto the battlefield, then shuffle.

At the beginning of each player's upkeep, that player chooses target player who has more cards in hand than they do and is their opponent. The first player may discard their hand and draw three cards.

Whenever you cast a creature spell, tap target creature.

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

, Discard a card: You gain 3 life.

Put a card from your hand on top of your library: The next time a black or red source of your choice would deal damage this turn, prevent that damage.

: Destroy target nonblack creature with mana value X.

Enchant creature

Whenever an opponent casts a creature spell, put a +1/+1 counter on enchanted creature.

Whenever Pygmy Troll becomes blocked by a creature, Pygmy Troll gets +1/+1 until end of turn.

: Regenerate Pygmy Troll.

Haste (This creature can attack and as soon as it comes under your control.)

Buyback—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)

You gain 2 life.

Put target card from your graveyard on top of your library.

Sacrifice a creature, Return Recurring Nightmare to its owner's hand: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)

Enchanted creature has shroud. (It can't be the target of spells or abilities.)

: Look at the top card of target player's library.