Flying

Landfall -- Whenever a land enters the battlefield under your control, you may exile target nonland permanent other than Admonition Angel.

When Admonition Angel leaves the battlefield, return all cards exiled with it to the battlefield under their owners' control.

When Aether Channeler enters the battlefield, 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.

Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

Choose one or both --

• Exile target artifact or creature you control, then return it to the battlefield under its owner's control.

• Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield.

When Agent of Treachery enters the battlefield, gain control of target permanent.

At the beginning of your end step, if you control three or more permanents you don't own, draw three cards.

Whenever a creature enters the battlefield under your control, you gain 1 life.

Flying

Whenever All-Seeing Arbiter enters the battlefield or attacks, draw two cards, then discard a card.

Whenever you discard a card, target creature an opponent controls gets -X/-0 until your next turn, where X is the number of different mana values among cards in your graveyard.

When Amphin Mutineer enters the battlefield, exile up to one target non-Salamander creature. That creature's controller creates a 4/3 blue Salamander Warrior creature token.

Encore {4}{U}{U} ({4}{U}{U}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flying

When Angel of Renewal enters the battlefield, you gain 1 life for each creature you control.

Flash; convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Flying

When Angel of Salvation enters the battlefield, prevent the next 5 damage that would be dealt this turn to any number of targets, divided as you choose.

Flying

When Angel of Sanctions enters the battlefield, you may exile target nonland permanent an opponent controls until Angel of Sanctions leaves the battlefield.

Embalm {5}{W} ({5}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Angel with no mana cost. Embalm only as a sorcery.)

Flying

When Angel of Serenity enters the battlefield, you may exile up to three other target creatures from the battlefield and/or creature cards from graveyards.

When Angel of Serenity leaves the battlefield, return the exiled cards to their owners' hands.

Flying

When Angel of the Ruins enters the battlefield, exile up to two target artifacts and/or enchantments.

Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Whenever a creature enters the battlefield under your control, you gain life equal to its toughness.

Prototype {1}{U}{U} -- 2/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

When Arcane Proxy enters the battlefield, if you cast it, exile target instant or sorcery card with mana value less than or equal to Arcane Proxy's power from your graveyard. Copy that card. You may cast the copy without paying its mana cost.

Flying

When Arcanist's Owl enters the battlefield, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flash

When Ashiok's Erasure enters the battlefield, exile target spell.

Your opponents can't cast spells with the same name as the exiled card.

When Ashiok's Erasure leaves the battlefield, return the exiled card to its owner's hand.

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

Prevent all noncombat damage that would be dealt to you and creatures you control.

Whenever a nontoken creature enters the battlefield under your control, create a 2/2 white Unicorn creature token.

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn.)

Flying, first strike, lifelink

Boss's Chauffeur enters the battlefield with a number of +1/+1 counters on it equal to one plus the number of other creatures you control.

Alliance -- Whenever another creature enters the battlefield under your control, put a +1/+1 counter on Boss's Chauffeur.

When Boss's Chauffeur dies, create a 1/1 green and white Citizen creature token for each +1/+1 counter on it.

Flying

Whenever Brago, King Eternal deals combat damage to a player, exile any number of target nonland permanents you control, then return those cards to the battlefield under their owner's control.

When Brightmare enters the battlefield, tap up to one target creature. You gain life equal to that creature's power.

Prototype {2}{W} -- 1/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Double strike

When Combat Thresher enters the battlefield, draw a card.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

When Conclave Phalanx enters the battlefield, you gain 1 life for each creature you control.

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls.

{4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

When Dawnbringer Cleric enters the battlefield, choose one --

• Cure Wounds -- You gain 2 life.

• Dispel Magic -- Destroy target enchantment.

• Gentle Repose -- Exile target card from a graveyard.

If damage would be dealt to you, put that many delay counters on Delaying Shield instead.

At the beginning of your upkeep, remove all delay counters from Delaying Shield. For each delay counter removed this way, you lose 1 life unless you pay {1}{W}.

Flying

When Diluvian Primordial enters the battlefield, for each opponent, you may cast up to one target instant or sorcery card from that player's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead.

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.

When Dwarven Priest enters the battlefield, you gain 1 life for each creature you control.

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.

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 {2} more to cast.

Flying

Landfall -- Whenever a land enters the battlefield under your control, you may create a 1/1 white Bird creature token with flying.

When Eriette's Tempting Apple enters the battlefield, gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

{2}, {T}, Sacrifice Eriette's Tempting Apple: You gain 3 life.

{2}, {T}, Sacrifice Eriette's Tempting Apple: Target opponent loses 3 life.

Commander creatures you own have "At the beginning of your end step, exile up to one target tapped creature you control, then return it to the battlefield under its owner's control."

When Felidar Guardian enters the battlefield, you may exile another target permanent you control, then return that card to the battlefield under its owner's control.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Create a 2/2 white Cat Beast creature token.

• Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

Whenever another creature enters the battlefield under your control, creatures you control get +1/+1 until end of turn.

Flying

When Goldnight Redeemer enters the battlefield, you gain 2 life for each other creature you control.

Exile target nonlegendary creature, then return it to the battlefield under its owner's control. If it entered under your control, put a +1/+1 counter on it. Otherwise, tap it.

Flashback {1}{W}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Heliod, the Radiant Dawn enters the battlefield, return target enchantment card that isn't a God from your graveyard to your hand.

{3}{U/P}: Transform Heliod, the Radiant Dawn. Activate only as a sorcery. ({U/P} can be paid with either {U} or 2 life.)

You may cast spells as though they had flash.

Spells you cast cost {1} less to cast for each card your opponents have drawn this turn.

Prototype {2}{U}{U} -- 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

You may have Hulking Metamorph enter the battlefield as a copy of an artifact or creature you control, except it's an artifact creature in addition to its other types, and its power and toughness are equal to Hulking Metamorph's power and toughness.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Ward {3}

When Interdisciplinary Mascot enters the battlefield, look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.

When Lena, Selfless Champion enters the battlefield, create a 1/1 white Soldier creature token for each nontoken creature you control.

Sacrifice Lena: Creatures you control with power less than Lena's power gain indestructible until end of turn.

Flying

When Linvala, the Preserver enters the battlefield, if an opponent has more life than you, you gain 5 life.

When Linvala enters the battlefield, if an opponent controls more creatures than you, create a 3/3 white Angel creature token with flying.

Vigilance

When Loran of the Third Path enters the battlefield, destroy up to one target artifact or enchantment.

{T}: You and target opponent each draw a card.

Vigilance

When Luminate Primordial enters the battlefield, for each opponent, exile up to one target creature that player controls and that player gains life equal to its power.

Dominate Monster -- When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer.

Flying

When Moonshaker Cavalry enters the battlefield, creatures you control gain flying and get +X/+X until end of turn, where X is the number of creatures you control.

Flying

When Mulldrifter enters the battlefield, draw two cards.

Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Whenever Mysterious Limousine enters the battlefield or attacks, exile up to one other target creature until Mysterious Limousine leaves the battlefield. If a creature is put into exile this way, return each other card exiled with Mysterious Limousine to the battlefield under its owner's control.

Crew 2

Flash

When Naru Meha, Master Wizard enters the battlefield, copy target instant or sorcery spell you control. You may choose new targets for the copy.

Other Wizards you control get +1/+1.

Flash

When Niambi, Esteemed Speaker enters the battlefield, you may return another target creature you control to its owner's hand. If you do, you gain life equal to that creature's mana value.

{1}{W}{U}, {T}, Discard a legendary card: Draw two cards.

Commander creatures you own have "When this creature enters the battlefield and at the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. For each opponent who does, you gain protection from that player until your next turn." (You can't be targeted, dealt damage, or enchanted by anything controlled by that player.)

When Oji, the Exquisite Blade enters the battlefield, you gain 2 life and scry 2.

Whenever you cast your second spell each turn, exile up to one target creature you control, then return it to the battlefield under its owner's control.

Enchant basic land you control

When Ossification enters the battlefield, exile target creature or planeswalker an opponent controls until Ossification leaves the battlefield.

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

When Riddlemaster Sphinx enters the battlefield, you may return target creature an opponent controls to its owner's hand.

Alliance -- Whenever another creature enters the battlefield under your control, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

As Scheming Fence enters the battlefield, you may choose a nonland permanent.

Activated abilities of the chosen permanent can't be activated.

Scheming Fence has all activated abilities of the chosen permanent except for loyalty abilities. You may spend mana as though it were mana of any color to activate those abilities.

Choose one or both --

• Exile target creature you don't control.

• Exile target creature you control, then return it to the battlefield under its owner's control.

Shield Mare can't be blocked by red creatures.

When Shield Mare enters the battlefield or becomes the target of a spell or ability an opponent controls, you gain 3 life.

When Skyclave Apparition enters the battlefield, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less.

When Skyclave Apparition leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

Whenever a creature is exiled from the battlefield, put a +1/+1 counter on Soulherder.

At the beginning of your end step, you may exile another target creature you control, then return that card to the battlefield under its owner's control.

Flying

When Speakeasy Server enters the battlefield, you gain 1 life for each other creature you control.

Prototype {3}{U} -- 2/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Flying

When Spotter Thopter enters the battlefield, scry X, where X is its power.

Prototype {1}{W}{W} -- 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Flying

At the beginning of combat on your turn, target creature you control gains your choice of flying, vigilance, or lifelink until end of turn.

As Stenn, Paranoid Partisan enters the battlefield, choose a card type other than creature or land.

Spells you cast of the chosen type cost {1} less to cast.

{1}{W}{U}: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

This spell costs {2}{U} less to cast if you've cast an instant or sorcery spell this turn.

Flying

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

When Stormwing Entity enters the battlefield, scry 2.

Whenever another creature enters the battlefield under your control, you may gain 1 life.

Whenever a creature enters the battlefield under an opponent's control, you may have that player lose 1 life.

At the beginning of your end step, exile up to one target artifact or creature you control, then return that card to the battlefield under its owner's control.

Ninjutsu {2}{U}{U} ({2}{U}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Flying

When Thousand-Faced Shadow enters the battlefield from your hand, if it's attacking, create a token that's a copy of another target attacking creature. The token enters the battlefield tapped and attacking.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

Tap two untapped artifacts you control: Target creature can't be blocked this turn.

Flying

When Wispweaver Angel enters the battlefield, you may exile another target creature you control, then return that card to the battlefield under its owner's control.

Companion -- Your starting deck contains at least twenty cards more than the minimum deck size. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

Flying

When Yorion enters the battlefield, exile any number of other nonland permanents you own and control. Return those cards to the battlefield at the beginning of the next end step.