Changeling (This card is every creature type.) {T}: Target creature gains all creature types until end of turn. {T}: Target creature loses all creature types until end of turn.

Change the text of target spell or permanent by replacing all instances of one creature type with another. The new creature type can't be Wall. (This effect lasts indefinitely.)

Creatures you control have hexproof. {1}{G}: Regenerate target creature. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

All Slivers have "{2}: Regenerate this permanent."

All Slivers have "{T}: Regenerate target Sliver."

Regenerate target creature. You gain control of that creature if it regenerates this way.

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}.

Flash Any player may cast Sliver spells as though they had flash.

This spell can't be countered. Sliver spells can't be countered.

All Sliver creatures have "This creature gets +1/+1 as long as you control a Swamp." All Slivers have "{B}: Regenerate this permanent." (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Choose a creature type other than Wall. Each creature becomes that type until end of turn.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Search target opponent's library for an artifact card and put that card onto the battlefield under your control. Then that player shuffles.

Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it enters under your control.)

{T}: Target player gains control of target artifact, creature, or land you control.

{T}: Gain control of target creature with power less than or equal to the number of creatures you control.

Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles.

Target player gains control of up to three target nonattacking creatures until end of turn. Untap those creatures. They block this turn if able.

{U}{U}, {T}: Gain control of target legendary permanent. (This effect lasts indefinitely.)

If a creature would enter the battlefield under an opponent's control this turn, it enters under your control instead.

You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost.

Exile all opponents' graveyards. You may cast spells from among those cards this turn, and mana of any type can be spent to cast them. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards. Exile Mnemonic Betrayal.

As this enchantment enters, choose a creature type. Creatures you control are the chosen type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) Whenever another nontoken creature you control dies, draw a card.

Sliver creatures you control have "{T}, Discard a card: Draw a card."

As an additional cost to cast this spell, sacrifice a creature. Draw cards equal to the sacrificed creature's power.

All Slivers have "{2}, Sacrifice this permanent: Draw a card."

All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card."

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Sliver spells you cast have cascade.

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

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Vigilance This creature gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Sliver creatures you control have "{T}: Add one mana of any color."

Changeling (This card is every creature type.) As Morophon enters, choose a creature type. Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

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 token: Add one mana of any color.")

{T}: Add {C}{C}.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

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

Changeling (This card is every creature type.) Up to two target creatures each get +2/+0 and gain all creature types until end of turn.

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

Changeling (This card is every creature type.) Creatures target player controls get +0/+1 and gain all creature types until end of turn.

Flying, vigilance {T}: When target creature other than this creature dies this turn, return that card to the battlefield under your control.

Enchant creature card in a graveyard When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets -1/-0.

Put target artifact or creature card from a graveyard onto the battlefield under your control. Shuffle Beacon of Unrest into its owner's library.

Changeling (This card is every creature type.) When this creature enters, you may return target creature card from your graveyard to your hand.

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) Other creatures you control have dethrone. Whenever a creature you control with a +1/+1 counter on it dies, return that card to the battlefield under your control at the beginning of the next end step.

({G/P} can be paid with either {G} or 2 life.) {1}{G/P}, {T}, Sacrifice a creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Each Sliver card in each player's hand has slivercycling {3}. Slivercycling {3} ({3}, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle.)

When this creature enters, 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.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

All Slivers have "When this permanent enters, destroy target artifact or enchantment."

When this creature enters, exile another target creature or artifact until this creature leaves the battlefield. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Choose one — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all planeswalkers.

All Slivers have "{3}, Sacrifice this permanent: Destroy target permanent."

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.

All Slivers have "Sacrifice this permanent: You gain 3 life."