When Abdel Adrian, Gorion's Ward enters the battlefield, exile any number of other nonland permanents you control until Abdel Adrian leaves the battlefield. Create a 1/1 white Soldier creature token for each permanent exiled this way.

Choose a Background (You can have a Background as a second commander.)

Whenever another permanent enters the battlefield under your control, each opponent mills a card.

Whenever another nontoken creature enters the battlefield under your control, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

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.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

When Archaeomancer's Map enters the battlefield, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle.

Whenever a land enters the battlefield under an opponent's control, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

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.

Whenever a creature enters the battlefield under your control, put a +1/+1 counter on each creature you control.

When Charming Prince enters the battlefield, choose one --

• Scry 2.

• You gain 3 life.

• Exile another target creature you own. Return it to the battlefield under your control at the beginning of the next end step.

When Circuit Mender enters the battlefield, you gain 2 life.

When Circuit Mender leaves the battlefield, draw a card.

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

Imprint -- When Duplicant enters the battlefield, you may exile target nontoken creature.

As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.

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.

When Evangel of Heliod enters the battlefield, create a number of 1/1 white Soldier creature tokens equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Lifelink

When Extraction Specialist enters the battlefield, return target creature card with mana value 2 or less from your graveyard to the battlefield. That creature can't attack or block for as long as you control Extraction Specialist.

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.

When Fiend Hunter enters the battlefield, you may exile another target creature.

When Fiend Hunter leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flash

Flying

When Glorious Protector enters the battlefield, you may exile any number of non-Angel creatures you control until Glorious Protector leaves the battlefield.

Foretell {2}{W}

Flash

Vigilance

When Guardian of Faith enters the battlefield, any number of other target creatures you control phase out. (Treat them and anything attached to them as though they don't exist until their controller's next turn.)

Protection Fighting Style -- When Icewind Stalwart enters the battlefield, exile up to one target non-Warrior creature you control, then return it to the battlefield under its owner's control.

Flying

When Inspiring Overseer enters the battlefield, you gain 1 life and draw a card.

When Journey to Nowhere enters the battlefield, exile target creature.

When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Flying, protection from black

Echo {3}{W}{W} (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 Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.

When Kor Cartographer enters the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

When Leonin Relic-Warder enters the battlefield, you may exile target artifact or enchantment.

When Leonin Relic-Warder leaves the battlefield, return the exiled card to the battlefield under its owner's control.

When Lightform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Lightform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Enchanted creature has flying and lifelink.

Vigilance

When Lumbering Battlement enters the battlefield, exile any number of other nontoken creatures you control until it leaves the battlefield.

Lumbering Battlement gets +2/+2 for each card exiled with it.

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.

When Mage's Attendant enters the battlefield, create a 1/1 blue Wizard creature token with "{1}, Sacrifice this creature: Counter target noncreature spell unless its controller pays {1}."

When Meteorite enters the battlefield, it deals 2 damage to any target.

{T}: Add one mana of any color.

Divine Intervention -- When Moon-Blessed Cleric enters the battlefield, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

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

Vigilance

Whenever Nadaar, Selfless Paladin enters the battlefield or attacks, venture into the dungeon. (Enter the first room or advance to the next room.)

Other creatures you control get +1/+1 as long as you've completed a dungeon.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

When Palace Jailer enters the battlefield, you become the monarch.

When Palace Jailer enters the battlefield, exile target creature an opponent controls until an opponent becomes the monarch.

When Pierce Strider enters the battlefield, target opponent loses 3 life.

When Priest of Ancient Lore enters the battlefield, you gain 1 life and draw a card.

When Quarry Colossus enters the battlefield, put target creature into its owner's library just beneath the top X cards of that library, where X is the number of Plains you control.

Flying, lifelink

Whenever Radiant Solar or another nontoken creature enters the battlefield under your control, venture into the dungeon. (Enter the first room or advance to the next room.)

{W}, Discard Radiant Solar: Venture into the dungeon and you gain 3 life.

When Recruiter of the Guard enters the battlefield, you may search your library for a creature card with toughness 2 or less, reveal it, put it into your hand, then shuffle.

Flash

Flying

When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

Flying

When Reveillark leaves the battlefield, return up to two target creature cards with power 2 or less from your graveyard to the battlefield.

Evoke {5}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

When Reverent Hoplite enters the battlefield, create a number of 1/1 white Human Soldier creature tokens equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Flying

Sanctuary Warden enters the battlefield with two shield counters on it.

Whenever Sanctuary Warden enters the battlefield or attacks, you may remove a counter from a creature or planeswalker you control. If you do, draw a card and create a 1/1 green and white Citizen creature token.

This spell costs {1} less to cast for each creature you attacked with this turn.

When Search Party Captain enters the battlefield, draw a card.

Flying

When Shepherd of the Cosmos enters the battlefield, return target permanent card with mana value 2 or less from your graveyard to the battlefield.

Foretell {3}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Constellation -- Whenever Skybind or another enchantment enters the battlefield under your control, exile target nonenchantment permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

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.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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.

Flash

Lifelink

When Solitude enters the battlefield, exile up to one other target creature. That creature's controller gains life equal to its power.

Evoke--Exile a white card from your hand.

When Spirited Companion enters the battlefield, draw a card.

When Stoic Farmer enters the battlefield, search your library for a basic Plains card and reveal it. If an opponent controls more lands than you, put it onto the battlefield tapped. Otherwise put it into your hand. Then shuffle.

Foretell {1}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

When Stonehorn Dignitary enters the battlefield, target opponent skips their next combat phase.

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.

Flying, vigilance

When Twilight Shepherd enters the battlefield, return to your hand all cards in your graveyard that were put there from the battlefield this turn.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Flying

When Vesperlark leaves the battlefield, return target creature card with power 1 or less from your graveyard to the battlefield.

Evoke {1}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Defender

When Wall of Mourning enters the battlefield, exile a card from the top of your library face down for each opponent you have.

Coven -- At the beginning of your end step, if you control three or more creatures with different powers, put a card exiled with Wall of Mourning into its owner's hand.