Flying, haste

When Echo of Death's Wail enters the battlefield, gain control of all Rat tokens.

Whenever Echo of Death's Wail attacks, you may sacrifice another creature. If you do, draw a card.

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 Echo Tracer is turned face up, return target creature to its owner's hand.

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

Whenever Ecstatic Electromancer enters the battlefield or attacks, you may discard a card. If you do, draw a card.

Flying

ED-E My Love — Whenever you attack, if the number of attacking creatures is greater than the number of quest counters on ED-E, Lonesome Eyebot, put a quest counter on it.

, Sacrifice ED-E: Draw a card, then draw an additional card for each quest counter on ED-E.

Other Vampires you control get +1/+1.

When Edgar, Charmed Groom dies, return it to the battlefield transformed under its owner's control.

Whenever you cast a creature spell that has an Adventure, draw a card. (It doesn't need to have gone on the adventure first.)

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

Whenever you sacrifice Effluence Devourer or another creature, it perpetually gains ", Exile this card from your graveyard: Create an X/X green Ooze creature token, where X is this card's power. 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.)

First strike

When Efreet Weaponmaster enters the battlefield or is turned face up, another target creature you control gets +3/+0 until end of turn.

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

Constellation — Whenever Eidolon of Blossoms or another enchantment enters the battlefield under your control, draw a card.

At the beginning of combat on your turn, target creature you control gets +2/+0 until end of turn.

, Sacrifice Eidolon of Philosophy: Draw three cards.

Whenever a player casts a spell with mana value 3 or less, Eidolon of the Great Revel deals 2 damage to that player.

Flying

At the beginning of your upkeep, return a white creature you control to its owner's hand.

If a creature you control attacks, Ekundu Cyclops also attacks if able.

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

You may cast creature spells from the top of your library.

, , Tap two untapped creatures you control: Reveal a card from your hand or the top card of your library. If you reveal a creature card this way, put it onto the battlefield. Activate only during your turn.

When Elanor Gardner enters the battlefield, create a Food token.

At the beginning of your end step, if you sacrificed a Food this turn, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Creature tokens you control have training. (Whenever a creature token you control attacks with another creature with greater power, put a +1/+1 counter on that token.)

Blind Betrayal — Sacrifice another creature: Elder Arthur Maxson gains indestructible until end of turn.

When Elder Cathar dies, put a +1/+1 counter on target creature you control. If that creature is a Human, put two +1/+1 counters on it instead.

, : You may tap or untap target artifact, creature, or land.

Defender, trample

When Elder Land Wurm blocks, it loses defender.

Artifacts you control have ward . (Whenever an artifact you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Elder Owyn Lyons enters the battlefield or dies, return target artifact card from your graveyard to your hand.

At the beginning of your upkeep, unless you sacrifice an Island, sacrifice Elder Spawn and it deals 6 damage to you.

Elder Spawn can't be blocked by red creatures.

When Elderfang Ritualist dies, return another target Elf card from your graveyard to your hand.

Trample

When Elderscale Wurm enters the battlefield, if your life total is less than 7, your life total becomes 7.

As long as you have 7 or more life, damage that would reduce your life total to less than 7 reduces it to 7 instead.

Devoid (This card has no color.)

Eldrazi Aggressor has haste as long as you control another colorless creature.

Devoid (This card has no color.)

: Exile another target creature, then return it to the battlefield tapped under its owner's control. ( represents colorless mana.)

Whenever another colorless creature enters the battlefield under your control, you may change Eldrazi Mimic's base power and toughness to that creature's power and toughness until end of turn.

Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.)

Sacrifice two Eldrazi: Return Eldrazi Ravager from your graveyard to your hand.

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

Devoid (This card has no color.)

Flying

When Eldrazi Skyspawner enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ."

Defender

Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.

When Electrostatic Pummeler enters the battlefield, you get (three energy counters).

Pay : Electrostatic Pummeler gets +X/+X until end of turn, where X is its power.

Whenever Electryte deals combat damage to defending player, it deals damage equal to its power to each blocking creature.

Alliance — Whenever another creature enters the battlefield under your control, target creature other than Elegant Entourage gets +1/+1 and gains trample until end of turn.

Magecraft — Whenever you cast or copy an instant or sorcery spell, choose target creature you control. Until end of turn, it gains "If this creature would leave the battlefield, exile it instead of putting it anywhere else" and "When this creature is put into exile, create a 4/4 blue and red Elemental creature token." (Each instance of that ability triggers separately.)

Flying, ward

Whenever Elenda and Azor attacks, you may pay . If you do, draw X cards.

At the beginning of each end step, you may pay 4 life. If you do, create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the number of cards you've drawn this turn.

Flying

Whenever you gain life, put a +1/+1 counter on Elenda's Hierophant.

When Elenda's Hierophant dies, create X 1/1 white Vampire creature tokens with lifelink, where X is its power.

Vigilance

Whenever a source an opponent controls deals damage to you or a permanent you control, that source's controller loses 2 life unless they pay .

, Sacrifice three other creatures: Exile Elesh Norn, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery.

Vigilance

If a permanent entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Permanents entering the battlefield don't cause abilities of permanents your opponents control to trigger.

Vigilance, trample

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Elgaud Shieldmate is paired with another creature, both creatures have hexproof. (They can't be the targets of spells or abilities your opponents control.)

Flying

If you would scry a number of cards, draw that many cards instead.

Partner (You can have two commanders if both have partner.)

: Elite Archers deals 3 damage to target attacking or blocking creature.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

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

, Sacrifice another creature or an artifact: Elite Headhunter deals 2 damage to target creature or planeswalker.

When Elite Instructor enters the battlefield, draw a card, then discard a card.

When Elite Scaleguard enters the battlefield, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Whenever a creature you control with a +1/+1 counter on it attacks, tap target creature defending player controls.

Flying

When Elite Spellbinder enters the battlefield, 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.

, Exile a creature card from your graveyard: Discover X, where X is the mana value of the exiled card. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)