All creatures have protection from red.

Protection from black and from red

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

Creatures your opponents control enter the battlefield tapped.

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

Flash

When Banishment enters the battlefield, exile target nonland permanent an opponent controls and all other nonland permanents your opponents control with the same name as that permanent until Banishment leaves the battlefield.

Protection from creatures

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

Draw a card.

Exile target creature you control, then return that card to the battlefield under your control.

Flying, protection from creatures

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

When Deputy of Detention enters the battlefield, exile target nonland permanent an opponent controls and all other nonland permanents that player controls with the same name as that permanent until Deputy of Detention leaves the battlefield.

When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.

When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

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

Avoidance -- Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

Devoid (This card has no color.)

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

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

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

When Eye of Singularity enters the battlefield, destroy each permanent with the same name as another permanent, except for basic lands. They can't be regenerated.

Whenever a permanent other than a basic land enters the battlefield, destroy all other permanents with that name. They can't be regenerated.

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."

Exile target nontoken permanent, then return it to the battlefield under its owner's control.

Exile target creature or enchantment, then return it 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.

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

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

Flying

When Hunted Lammasu enters the battlefield, target opponent creates a 4/4 black Horror creature token.

Hunted Phantasm can't be blocked.

When Hunted Phantasm enters the battlefield, target opponent creates five 1/1 red Goblin creature tokens.

Cast this spell only during the declare blockers step on an opponent's turn.

Remove all attacking creatures from combat and untap them. After this phase, there is an additional combat phase. Each of those creatures attacks that combat if able. They can't attack you or planeswalkers you control that combat.

Creatures target opponent controls attack this turn if able. During that player's next untap step, creatures they control don't untap.

Cycling {2} ({2}, Discard this card: Draw a card.)

Exile target creature you control, then return that card to the battlefield under its owner's control. It gains first strike until end of turn.

Flash

You may have Mocking Doppelganger enter the battlefield as a copy of a creature an opponent controls, except it has "Other creatures with the same name as this creature are goaded." (They attack each combat if able and attack a player other than you if able.)

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

Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.)

Exile target artifact or creature, then return it to the battlefield under its owner's control with a +1/+1 counter on it.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

When Pursued Whale enters the battlefield, each opponent creates a 1/1 red Pirate creature token with "This creature can't block" and "Creatures you control attack each combat if able."

Spells your opponents cast that target Pursued Whale cost {3} more to cast.

When Rasputin, the Oneiromancer enters the battlefield, put a dream counter on it for each opponent you have. Each opponent creates a 1/1 red Goblin creature token.

{T}, Remove one or more dream counters from Rasputin: Add that much {C}.

{T}, Remove a dream counter from Rasputin: Create a 2/2 white Knight creature token with protection from red.

You gain 1 life for each creature your opponents control. Prevent all damage that would be dealt to you this turn.

Flying

As Serra's Emissary enters the battlefield, choose a card type.

You and creatures you control have protection from the chosen card type.

Cast this spell only during an opponent's turn, before attackers are declared.

Creatures the active player controls attack this turn if able.

At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.

Exile target creature you control, then return that card to the battlefield under its owner's control. If a Pirate was exiled this way, draw a card.

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.

Exile target creature you own, then return it to the battlefield under your control. The Ring tempts you.

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

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

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.

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.

During target player's next turn, creatures that player controls attack you if able.

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.

Destroy all Goblins.

When Touch the Spirit Realm enters the battlefield, exile up to one target artifact or creature until Touch the Spirit Realm leaves the battlefield.

Channel -- {1}{W}, Discard Touch the Spirit Realm: Exile target artifact or creature. Return it to the battlefield under its owner's control at the beginning of the next end step.

Exile target creature. You draw cards equal to that creature's power. At the beginning of your next upkeep, return that card to the battlefield under its owner's control. If you do, discard cards equal to that creature's toughness.

Watchdog blocks each combat if able.

As long as Watchdog is untapped, all creatures attacking you get -1/-0.