As an additional cost to cast this spell, pay or sacrifice an artifact or creature.

Destroy target creature or planeswalker.

Heroic — Whenever you cast a spell that targets Arena Athlete, target creature an opponent controls can't block this turn.

Legendary creatures don't untap during their controllers' untap steps.

When Arena of the Ancients enters, tap all legendary creatures.

Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on Arena Trickster.

+1: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library."

−3: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand.

−7: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

When Astor, Bearer of Blades enters, look at the top seven cards of your library. You may reveal an Equipment or Vehicle card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Equipment you control have equip .

Vehicles you control have crew 1.

Enchant artifact or creature

When Awakened Awareness enters, put X +1/+1 counters on enchanted permanent.

As long as enchanted permanent is a creature, it has base power and toughness 1/1.

First strike, haste

Whenever a player taps a land for mana, if Barbflare Gremlin is tapped, that player adds one mana of any type that land produced. Then that land deals 1 damage to that player.

: Put a +1/+1 counter on target enchantment creature. It gains trample until end of turn.

Devoid (This card has no color.)

When you cast this spell, you may pay . If you do, target opponent sacrifices a creature. ( represents colorless mana.)

Flying

Bearer of Silence can't block.

For Mirrodin (When this Equipment enters, create a 2/2 red Rebel creature token, then attach this to it.)

Whenever Blade of Shared Souls becomes attached to a creature, for as long as Blade of Shared Souls remains attached to it, you may have that creature become a copy of another target creature you control.

Equip

Strive — This spell costs more to cast for each target beyond the first.

Any number of target creatures can't block this turn.

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent of their choice that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

Flying, first strike, vigilance, lifelink

Your opponents can't cast spells with mana value 3 or less.

When Bumbleflower's Sharepot enters, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

, , Sacrifice Bumbleflower's Sharepot: Destroy target nonland permanent. Activate only as a sorcery.

At the beginning of your upkeep, look at the top card of your library. If it's a creature or planeswalker card, you may reveal it and put it into your hand. If you don't put the card into your hand, you may put it on the bottom of your library.

Choose three. You may choose the same mode more than once.

• Create a token that's a copy of target creature you control. It gains haste. Sacrifice it at the beginning of the next end step.

• Exile target artifact or enchantment.

• Creatures target player controls get +1/+1 and gain first strike until end of turn.

: Cabaretti Initiate gains double strike until end of turn.

If a Giant source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Whenever Carefree Swinemaster attacks, you may pay . If you do, create a 2/2 green Boar creature token that's tapped and attacking.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +1/+3 and has reach and ": Add ."

Channel — , Discard Careful Cultivation: Create a 1/1 green Human Monk creature token with ": Add ."

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

Target player draws three cards, loses 3 life, and gets three poison counters.

Castle Garenbrig enters tapped unless you control a Forest.

: Add .

, : Add six . Spend this mana only to cast creature spells or activate abilities of creatures.

Discard a card: You may cast a creature spell from your graveyard this turn. Activate only once each turn.

Whenever a nontoken creature you control enters, if you didn't cast it from your hand, it gains haste until your next turn.

When Chthonian Nightmare enters, you get (three energy counters).

Pay X , Sacrifice a creature, Return Chthonian Nightmare to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.

At the beginning of your upkeep, if you have 5 or less life, you gain 3 life and draw a card.

Other Horses you control have indestructible.

At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

, : Tap target creature, then return Cyclopean Snare to its owner's hand.

At end of combat, if Daredevil Dragster attacked or blocked this combat, put a velocity counter on it. Then if it has two or more velocity counters on it, sacrifice it and draw two cards.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

+2: Discard up to two cards, then draw that many cards.

−2: Sacrifice an artifact. If you do, return target artifact card from your graveyard to the battlefield.

−10: You get an emblem with "Whenever an artifact is put into your graveyard from the battlefield, return that card to the battlefield at the beginning of the next end step."

Daretti, Scrap Savant can be your commander.

Destroy target creature. If that creature was a Human, you gain life equal to its toughness.

Whenever you sacrifice a Desert and whenever a Desert card is put into your graveyard from your hand or library, put that card onto the battlefield under your control at the beginning of your next end step.

At the beginning of combat on your turn, if you control five or more Deserts, create that many 1/1 red, green, and white Sand Warrior creature tokens. They gain haste.

As this creature enters, choose a color.

Whenever you cast a spell of the chosen color, you gain 1 life.

You gain 1 life for each creature on the battlefield. If was spent to cast this spell, untap all creatures you control.

Draw three cards, then discard a card.

Each opponent faces a villainous choice — They exile cards from the top of their library until they exile a nonland card, then you may cast that card without paying its mana cost, or that player exiles the top four cards of their library and Ensnared by the Mara deals damage equal to the total mana value of those exiled cards to that player.

Enchant creature

When Eternity Snare enters, draw a card.

Enchanted creature doesn't untap during its controller's untap step.

Fallaji Wayfarer is all colors. This ability doesn't affect its color identity. (It can be in any deck whose commander's color identity includes green.)

Multicolored spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a multicolored spell pays for or one mana of a color that creature is.)

Choose one or more —

• Exile all artifacts.

• Exile all creatures.

• Exile all enchantments.

• Exile all graveyards.

When Feywild Caretaker enters, 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.

As an additional cost to cast this spell, sacrifice a creature or enchantment.

Final Flare deals 5 damage to target creature.

You may sacrifice a nontoken green creature rather than pay this spell's mana cost.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

You may sacrifice a nontoken red creature rather than pay this spell's mana cost.

Copy target instant or sorcery spell. You may choose new targets for the copy.

You may sacrifice a nontoken white creature rather than pay this spell's mana cost.

Until end of turn, your life total can't change, and permanents you control gain hexproof and indestructible.

First strike

At the beginning of each of your postcombat main phases, look at the top X cards of your library, where X is the total amount of life your opponents lost this turn. Exile one of those cards and put the rest on the bottom of your library in a random order. You may play the exiled card this turn.

When Frillscare Mentor enters, put a menace counter on target non-Human creature you control. (It can't be blocked except by two or more creatures.)

, : Put a +1/+1 counter on each creature you control with menace.

Adamant — If at least three green mana was spent to cast this spell, Garenbrig Paladin enters with a +1/+1 counter on it.

Garenbrig Paladin can't be blocked by creatures with power 2 or less.

Creature spells you cast cost more to cast.