Haste

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Avalanche Riders enters the battlefield, destroy target land.

Haste

When Avarax enters the battlefield, you may search your library for a card named Avarax, reveal it, put it into your hand, then shuffle.

: Avarax gets +1/+0 until end of turn.

: Exchange control of Avarice Totem and target nonland permanent.

( can be paid with either or .)

Flying

When Avatar of Discord enters the battlefield, sacrifice it unless you discard two cards.

This spell costs less to cast for each opponent you have.

Trample

When Avatar of Growth enters the battlefield, each player searches their library for up to two basic land cards, puts them onto the battlefield, then shuffles.

This spell costs more to cast for each ten years you've been alive.

Avatar of Me's power is equal to your height in feet and its toughness is equal to your American shoe size. Round to the nearest ½.

Avatar of Me is the color of your eyes.

All creatures have double strike and attack each combat if able.

If an opponent has no cards in hand, this spell costs less to cast.

Flying

Flying

, : Aven Archer deals 2 damage to target attacking or blocking creature.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Battle Priest enters the battlefield, you gain 3 life.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Cloudchaser enters the battlefield, destroy target enchantment.

Flying

Flying

Whenever a permanent is turned face up, put a +1/+1 counter on Aven Farseer.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Fisher dies, you may draw a card.

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Aven Flock gets +0/+1 until end of turn.

Flying

When Aven Gagglemaster enters the battlefield, you gain 2 life for each creature you control with flying.

Flying

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Warrior with no mana cost. Embalm only as a sorcery.)

Flying

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Aven Liberator is turned face up, target creature you control gains protection from the color of your choice until end of turn.

Flash

Flying

If an opponent would search a library, that player searches the top four cards of that library instead.

Flying

: Prevent the next 2 damage that would be dealt to any target this turn.

Flying

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Aven Riftwatcher enters or leaves the battlefield, you gain 2 life.

Whenever a player casts a spell, that player gains X life, where X is the number of cards in all graveyards with the same name as that spell.

Flying, protection from red

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying

When Aven Surveyor enters the battlefield, choose one —

• Put a +1/+1 counter on Aven Surveyor.

• Return target creature to its owner's hand.

Flying

Domain — Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Creatures you control get +0/+2 until end of turn.

Threshold — If seven or more cards are in your graveyard, choose a color. Creatures you control also gain protection from the chosen color until end of turn.

Flying, vigilance

Creature tokens you control have flying and vigilance.

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Warrior with no mana cost. Embalm only as a sorcery.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Target player reveals the top card of their library.

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.

Landfall — Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

Destroy target creature that dealt damage this turn.

Double strike

Whenever Avenging Huntbonder attacks, put a double strike counter on another target attacking creature.

As you cascade, you may put a land card from among the exiled cards onto the battlefield tapped. (Do this after the last card is exiled but before deciding whether to cast a nonland card.)

Flying

Cycling (, Discard this card: Draw a card.)

When you cycle Avian Oddity, put a flying counter on target creature you control.

When Aviation Pioneer enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

Flying

: Avizoa gets +2/+2 until end of turn. You skip your next untap step. Activate only once each turn.

As an additional cost to cast this spell, you may sacrifice any number of creatures. This spell costs less to cast for each creature sacrificed this way.

Each opponent sacrifices a creature. Create a 3/6 black and red Avatar creature token with haste and "Whenever this creature attacks, it deals 3 damage to each opponent."

Put nine +1/+1 counters on target land you control. It becomes a legendary 0/0 Elemental creature with haste named Vitu-Ghazi. It's still a land.

Axiom Engraver enters the battlefield with two oil counters on it.

, Remove an oil counter from Axiom Engraver, Discard a card: Draw a card.

As B.O.B. enters the battlefield, create four 1/1 blue Beeble creature tokens.

The number of loyalty counters on B.O.B. is equal to the number of Beebles you control. (Create or sacrifice Beebles whenever B.O.B. gains or loses loyalty.)

+1: Up to X target Beebles can't be blocked this turn, where X is the number of cards in your hand.

−1: Draw a card.

Bad River enters the battlefield tapped.

, Sacrifice Bad River: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Whenever you sacrifice another nontoken artifact or creature, exile it.

, , Sacrifice another artifact or creature: Draw a card.

, , Sacrifice Bag of Devouring: Roll a d10. Return up to X cards from among cards exiled with Bag of Devouring to their owners' hands, where X is the result.

Vigilance

Creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

Return target card from your graveyard to your hand.

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

When Balduvian Berserker dies, it deals damage equal to its power to any target.

, Exile a creature card from your graveyard: Create a 3/1 black and red Graveborn creature token with haste. Sacrifice it at the beginning of the next end step.

, : Target snow land becomes a 2/2 blue Elemental creature with flying. It's still a land.

Balduvian Hydra enters the battlefield with X +1/+0 counters on it.

Remove a +1/+0 counter from Balduvian Hydra: Prevent the next 1 damage that would be dealt to Balduvian Hydra this turn.

: Put a +1/+0 counter on Balduvian Hydra. Activate only during your upkeep.

: Change the text of target white enchantment you control that doesn't have cumulative upkeep by replacing all instances of one color word with another. (For example, you may change "black creatures can't attack" to "blue creatures can't attack.") That enchantment gains "Cumulative upkeep ." (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.)