You may have Sakashima the Impostor enter the battlefield as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step."

Counter target instant spell.

Counter target instant or sorcery spell unless its controller pays {3}.

Flying, trample You can't win the game and your opponents can't lose the game.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever a player casts a spell, sacrifice a creature.

Drinker of Sorrow can't block. Whenever Drinker of Sorrow deals combat damage, sacrifice a permanent.

Flying Whenever a player casts a spell, you lose 1 life.

Whenever Ebonblade Reaper attacks, you lose half your life, rounded up. Whenever Ebonblade Reaper deals combat damage to a player, that player loses half their life, rounded up. Morph {3}{B}{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.)

Non-Eye creatures you control can't attack. Evil Eye of Orms-by-Gore can't be blocked except by Walls.

Non-Eye creatures you control can't attack. Whenever Evil Eye of Urborg becomes blocked by a creature, destroy that creature.

Whenever Flesh Reaver deals damage to a creature or opponent, Flesh Reaver deals that much damage to you.

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.)

Cumulative upkeep—Sacrifice a creature. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your end step, sacrifice each other creature you control. Discard two cards, Sacrifice Plague Reaver: Choose target opponent. Return Plague Reaver to the battlefield under that player's control at the beginning of their next upkeep.

Trample Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) At the beginning of your upkeep, all lands you control phase out. (They phase in before you untap during your next untap step.)

Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, its controller loses 2 life and you gain 2 life.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped. {T}: Add {U} or {B}.

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

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {U} or {B}.

Dimir Aqueduct enters the battlefield tapped. When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{B}.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

{T}: Add {C}. {T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {T}: Each player gains control of all creatures they own.

({T}: Add {U}.)

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Morphic Pool enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {B}.

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

Shipwreck Marsh enters the battlefield tapped unless you control two or more other lands. {T}: Add {U} or {B}.

{T}: Add {B}. {B}, {T}: Target legendary creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

{T}: Add {C}. {T}, Sacrifice Strip Mine: Destroy target land.

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}. {U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {U} or {B}. Activate only if you control a Swamp.

{T}: Add {C}. {T}: Add {U} or {B}. Underground River deals 1 damage to you.

{T}: Add {C}. {T}, Sacrifice Wasteland: Destroy target nonbasic land.

Equipped creature gets +2/+2, has haste, can't attack you or planeswalkers you control, and can't be sacrificed. At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it. Equip {3}

No more than two creatures can attack you each combat.

Whenever a permanent deals damage to you, return it to its owner's hand.

Draw cards equal to the mana value of target artifact or creature you control. An opponent gains control of that permanent.

Flash Indestructible When Mithril Coat enters the battlefield, attach it to target legendary creature you control. Equipped creature has indestructible. Equip {3}

Whenever a creature deals damage to you, destroy it.

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

Spree (Choose one or more additional costs.) + {2} — Exchange control of two target creatures. + {1} — Exchange control of two target artifacts. + {1} — Exchange control of two target enchantments.

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

Add {B}{B}{B}.

{1}, {T}: Add {U}{B}.

{T}: Add one mana of any color that a land an opponent controls could produce.

Creature spells you cast cost {2} less to cast. Creatures you control get -1/-1.

Return all attacking creatures to their owner's hand.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Counter target spell.

Counter target noncreature spell. Its controller loses 2 life.

Choose two — • Counter target spell. • Return target permanent to its owner's hand. • Tap all creatures your opponents control. • Draw a card.

If you control a commander, you may cast this spell without paying its mana cost. Exile target creature.

Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard. If it doesn't have suspend, it gains suspend. (At the beginning of its owner's upkeep, they remove a time counter. When the last is removed, they may play it without paying its mana cost. If it's a creature, it has haste.)

Flying At the beginning of your upkeep, sacrifice a creature other than Demonic Taskmaster.

Choose one — • Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard. • Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.

When Exchange of Words enters the battlefield, choose two target creatures. For as long as Exchange of Words remains on the battlefield, exchange the text boxes of those creatures.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

At the beginning of your upkeep, sacrifice a permanent. Whenever Greater Harvester deals combat damage to a player, that player sacrifices two permanents.

Destroy target creature. You lose 2 life.

Exchange control of target artifact or creature and another target permanent that shares one of those types with it. (This effect lasts indefinitely.)

Choose target nonlegendary creature. The next time one or more creatures or planeswalkers enter the battlefield this turn, they enter as copies of the chosen creature. Foretell {U} (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.)

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Counter target noncreature spell.

Trample Whenever Phyrexian Negator is dealt damage, sacrifice that many permanents.

Trample Whenever a source deals damage to Phyrexian Obliterator, that source's controller sacrifices that many permanents.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Flying At the beginning of your upkeep, sacrifice an artifact other than Rust Elemental. If you can't, tap Rust Elemental and you lose 4 life.

Each opponent sacrifices a creature or planeswalker with the highest mana value among creatures and planeswalkers they control.

As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn.

Enchant creature Enchanted creature gets +2/+2, has flying, and can't attack you or planeswalkers you control.

Choose two target creatures controlled by the same player. Exile one of those creatures and put two +1/+1 counters on the other.

Domain — Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.

Enchant player Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Enchant creature Shroud (A permanent with shroud can't be the target of spells or abilities.) Enchanted creature has shroud.

Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)

Each creature has "When this creature dies, choose target opponent. That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step."

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Destroy target nonartifact creature.

You can't cast creature spells.

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

Whenever Hasran Ogress attacks, it deals 3 damage to you unless you pay {2}.

You may have Imposter Mech enter the battlefield as a copy of a creature an opponent controls, except it's a Vehicle artifact with crew 3 and it loses all other card types. Crew 3

Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Flying, trample At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can't, Lord of the Pit deals 7 damage to you.

Enchant creature As Metamorphic Alteration enters the battlefield, choose a creature. Enchanted creature is a copy of the chosen creature.

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

Each opponent sacrifices a creature or enchantment.

Exchange control of two target creatures controlled by different players. If you control neither creature, draw three cards.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

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

When Phage the Untouchable enters the battlefield, if you didn't cast it from your hand, you lose the game. Whenever Phage deals combat damage to a creature, destroy that creature. It can't be regenerated. Whenever Phage deals combat damage to a player, that player loses the game.

({U/P} can be paid with either {U} or 2 life.) You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of your upkeep, you get a poison counter.

Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, you scry 2.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.

At the beginning of your upkeep, discard a card.

Flying When Shadowborn Demon enters the battlefield, destroy target non-Demon creature. At the beginning of your upkeep, if there are fewer than six creature cards in your graveyard, sacrifice a creature.

Choose one — • Each opponent sacrifices a nontoken creature. • Each opponent sacrifices a creature token. • Each opponent sacrifices a planeswalker.

{U}, {T}: Until your next turn, target creature an opponent controls can't be blocked. Goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Flying As Sower of Discord enters the battlefield, choose two players. Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Until end of turn, creatures target player controls lose all abilities and have base power and toughness 0/2.

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

{T}: Add {C}. {T}: Add {U} or {B}. Talisman of Dominance deals 1 damage to you.

{T}: Add {C}. {1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — You may exchange control of two target creatures. II — You may exchange control of two target nonbasic, noncreature permanents that share a card type. III — Target player loses 3 life and you gain 3 life.

Flying Your maximum hand size is reduced by three.

You have no maximum hand size. {T}: Add {C}.

Deal with the Black Guardian — When Vislor Turlough enters the battlefield, you may have an opponent gain control of it. If you do, it's goaded for as long as they control it. At the beginning of your end step, draw a card, then you lose life equal to the number of cards in your hand. Doctor's companion (You can have two commanders if the other is the Doctor.)

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Each opponent sacrifices a creature. If you have the city's blessing, instead each opponent sacrifices half the creatures they control, rounded up.

Each opponent sacrifices a creature or planeswalker and gets a poison counter.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.) Equip {2}

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Wishclaw Talisman enters the battlefield with three wish counters on it. {1}, {T}, Remove a wish counter from Wishclaw Talisman: Search your library for a card, put it into your hand, then shuffle. An opponent gains control of Wishclaw Talisman. Activate only during your turn.

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