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

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

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

Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

Marble Diamond enters the battlefield tapped. {T}: Add {W}.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Whenever a creature enters the battlefield, if it was cast, exile it, then return all other permanent cards exiled with Mirror of Life Trapping to the battlefield under their owners' control.

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

Flying, vigilance {2}{W}, {T}: Exile another target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step. {2}{W}, {T}, Exert Angel of Condemnation: Exile another target creature until Angel of Condemnation leaves the battlefield. (An exerted creature won't untap during your next untap step.)

Protection from black and from red Whenever another creature enters the battlefield, you may gain 1 life.

Flying Feeder Mandibles — When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying.

Vigilance When Cavalier of Dawn enters the battlefield, destroy up to one target nonland permanent. Its controller creates a 3/3 colorless Golem artifact creature token. When Cavalier of Dawn dies, return target artifact or enchantment card from your graveyard to your hand.

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.

Daxos's toughness is equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.) Whenever another creature you control enters the battlefield or dies, you gain 1 life.

Whenever another creature enters the battlefield under your control, you gain 1 life. {4}{W}, {T}: Exile another target creature you control, then return it to the battlefield under its owner's 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.

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.

Flying When Flickerwisp enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Flying Whenever Galepowder Mage attacks, exile another target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Vigilance When Glimmerpoint Stag enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

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.

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

First strike When Knight of the White Orchid enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

Whenever Kor Celebrant or another creature enters the battlefield under your control, you gain 1 life.

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.

{1}{W}: Choose another target creature. Its controller may exile it with an aegis counter on it. {2}{W}, {T}: Return all exiled cards with aegis counters on them to the battlefield under their owners' control. Partner (You can have two commanders if both have partner.)

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 Loyal Warhound enters the battlefield, if an opponent controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

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.

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.

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.

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 another creature enters the battlefield, you gain 1 life.

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

Squad {2} (As an additional cost to cast this spell, you may pay {2} any number of times. When this creature enters the battlefield, create that many tokens that are copies of it.) Grav-cannon — When Space Marine Devastator enters the battlefield, destroy up to one target artifact or enchantment.

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.

Flying Whenever one or more other creatures with power 2 or less enter the battlefield under your control, draw a card. This ability triggers only once each turn.

When White Plume Adventurer enters the battlefield, you take the initiative. At the beginning of each opponent's upkeep, untap a creature you control. If you've completed a dungeon, untap all creatures you control instead.

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

Whenever a creature enters the battlefield under your control, you gain 1 life. If Answered Prayers isn't a creature, it becomes a 3/3 Angel creature with flying in addition to its other types until end of turn.

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.

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."

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.

Choose a color. White creatures you control gain protection from the chosen color until end of turn.

Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

If you control a commander, you may cast this spell without paying its mana cost. Creatures you control gain indestructible until end of turn.

Exile each creature you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Create X 1/1 green and white Citizen creature tokens. Creatures you control gain indestructible until end of turn.

Exile all nontoken creatures you control, then roll a d20. 1—9 | Return those cards to the battlefield under their owner's control at the beginning of the next end step. 10—20 | Return those cards to the battlefield under their owner's control, then exile them again. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Exile any number of target creatures and/or planeswalkers you control. At the beginning of the next end step, return each of them to the battlefield under its owner's control. Each of them enters the battlefield with an additional +1/+1 counter on it if it's a creature and an additional loyalty counter on it if it's a planeswalker.

Exile target creature. Its controller gains life equal to its power.

Castle Ardenvale enters the battlefield tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Desert of the True enters the battlefield tapped. {T}: Add {W}. Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)

Drifting Meadow enters the battlefield tapped. {T}: Add {W}. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {W}. {W}, {T}: Prevent the next 2 damage that would be dealt to target legendary creature this turn.

{T}: Add {W}. Channel — {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

Emeria, the Sky Ruin enters the battlefield tapped. At the beginning of your upkeep, if you control seven or more Plains, you may return target creature card from your graveyard to the battlefield. {T}: Add {W}.

({T}: Add {W}.) Mistveil Plains enters the battlefield tapped. {W}, {T}: Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.

({T}: Add {W}.)

Will of the council — Starting with you, each player votes for a nonland permanent you don't control. Exile each permanent with the most votes or tied for most votes.