Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay {1}.

Whenever a Beast you control enters, you may have it deal 4 damage to target opponent or planeswalker.

Whenever a creature enters, this enchantment deals 2 damage to it.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature or Vehicle When this Aura enters, you get {E}{E} (two energy counters). Enchanted creature gets -4/-0.

Whenever an opponent casts a creature spell, this enchantment deals 1 damage to that player.

Creature spells can't be cast. Pay 4 life: Destroy Aether Storm. It can't be regenerated. Any player may activate this ability.

Enchant creature Enchanted creature gets +1/+0 and can't be blocked.

Artifacts, creatures, and lands your opponents control enter tapped.

Tap two untapped artifacts you control: This enchantment deals 1 damage to any target.

Whenever a creature enters, its controller sacrifices a creature or land of their choice.

{U}, Sacrifice this artifact: Return target creature to its owner's hand. {1}, Sacrifice this artifact: Draw a card.

At the beginning of your upkeep, you may put a charge counter on this artifact. {T}: You may put a creature card with mana value equal to the number of charge counters on this artifact from your hand onto the battlefield.

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn. Pay 50 life: This artifact deals 50 damage to any target.

Flying When this Vehicle enters, you get {E}{E} (two energy counters). Pay {E}: This Vehicle gains lifelink until end of turn. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter). {T}, Pay six {E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

{T}: Add one mana of any color in your commander's color identity.

At the beginning of each player's upkeep, that player reveals the top card of their library. If it's an artifact, creature, enchantment, or land card, the player may put it onto the battlefield.

Whenever Gonti's Aether Heart or another artifact you control enters, you get {E}{E} (two energy counters). Pay eight {E}, Exile Gonti's Aether Heart: Take an extra turn after this one.

Return up to X target creatures to their owners' hands, where X is one plus the number of cards named Aether Burst in all graveyards as you cast this spell.

Choose target spell or permanent that's red or green. Its owner puts it on their choice of the top or bottom of their library.

Choose one — • Tap all Spirits. • Tap all non-Spirit creatures.

Return target permanent you control and target permanent you don't control to their owners' hands.

Return all attacking creatures to their owner's hand.

Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.

Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it enters under your control.)

For each attacking creature, its owner puts it on their choice of the top or bottom of their library.

Put target attacking or blocking creature on top of its owner's library. Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Counter target spell. If that spell is countered this way, its controller may put a creature card from their hand onto the battlefield.

When this land enters, you get {E} (an energy counter). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

This land enters tapped. Indestructible {T}: Add {B} or {R}.

This land enters tapped. Indestructible {T}: Add {W} or {B}.

({T}: Add {U}.)

This land enters tapped. Indestructible {T}: Add {U} or {B}.

({T}: Add {R}.)

({T}: Add {W}.)

({T}: Add {W}, {U}, or {B}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

({T}: Add {U}, {R}, or {W}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

This land enters tapped. Indestructible {T}: Add {W} or {U}.

This land enters tapped. Indestructible {T}: Add {R} or {W}.

({T}: Add {R}, {W}, or {B}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

This land enters tapped. Indestructible {T}: Add {U} or {R}.

({T}: Add {B}.)

When this creature enters, return target creature to its owner's hand.

When this creature enters, choose one — • Create a 1/1 white Bird creature token with flying. • Return another target nonland permanent to its owner's hand. • Draw a card.

First strike When this creature enters, you get {E}{E} (two energy counters). Whenever this creature attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

Kicker {3} (You may pay an additional {3} as you cast this spell.) If this creature was kicked, it enters with two +1/+1 counters on it. This creature can't be blocked.

Vigilance When this creature enters, you get {E}{E} (two energy counters). Whenever this creature attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

Defender; reach (This creature can block creatures with flying.) Whenever this creature blocks a creature, return that creature to its owner's hand at end of combat.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) When this creature enters, you get {E}{E} (two energy counters). Whenever this creature attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

Reveal this card as you draft it. Reveal the next card you draft and note its name. When this creature enters, you may search your hand and/or library for a card with a name noted as you drafted cards named Aether Searcher. You may cast it without paying its mana cost. If you searched your library this way, shuffle.

Flying When this creature enters, you get {E}{E} (two energy counters). Whenever this creature attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

When this creature enters, you get {E}{E}{E} (three energy counters). {T}, Pay {E}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying, lifelink When this creature enters, move any number of +1/+1 counters from other permanents you control onto this creature.

Defender This creature can block creatures with shadow as though they didn't have shadow. {R}: This creature gets +1/+0 until end of turn.

Whenever this creature attacks, you get {E}{E} (two energy counters). Pay {E}{E}: Exile this creature, then return it to the battlefield under its owner's control.

{U}: Exile this creature. Return it to the battlefield under its owner's control at the beginning of the next end step. {U}: This creature can't be blocked this turn. {1}: This creature gets +1/-1 until end of turn. {1}: This creature gets -1/+1 until end of turn.

Whenever this creature blocks a creature, you may return this creature to its owner's hand. If you do, you may put a creature card from your hand onto the battlefield blocking that creature.

At the beginning of combat on your turn, target artifact creature you control gets +2/+2 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

When this creature enters, return target nonland permanent to its owner's hand. Evoke {1}{U}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Flying At the beginning of your upkeep, you get {E}{E}{E} (three energy counters). Pay eight {E}: Return all other creatures to their owners' hands. Activate only as a sorcery.

Flying Whenever this creature or another creature you control enters, you get {E} (an energy counter). Whenever this creature attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it and tap up to one target creature defending player controls.

Flying When this creature enters, you get six {E} (energy counters). Pay {E}{E}{E}{E}: Return this creature to its owner's hand.

When this creature enters, you get {E}{E}{E}{E} (four energy counters). {T}, Pay {E}{E}: This creature deals 1 damage to target creature. {T}, Pay eight {E}: This creature deals 6 damage to target player or planeswalker.

Whenever a permanent is returned to your hand, you may pay {1}. If you do, draw a card.

Deathtouch, lifelink

{W}{B}: This creature gains fear and vigilance until end of turn. (Attacking doesn't cause it to tap, and it can't be blocked except by artifact creatures and/or black creatures.)

Flash (You may cast this spell any time you could cast an instant.) Whenever this creature blocks, you get {E} (an energy counter). {T}, Pay {E}{E}{E}: Draw a card.

Return six target nonland permanents to their owners' hands.

Remove all counters from all permanents and exile all tokens.

As an additional cost to cast this spell, discard X creature cards. Return X target creatures to their owners' hands.

Put target creature on top of its owner's library. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)