Choose one or both --

• Return target creature card from your graveyard to your hand.

• Return target planeswalker card from your graveyard to your hand.

{2}{G}: Until end of turn, target noncreature artifact you control becomes a 4/4 artifact creature.

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

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

You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

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

If this spell was cast from your hand and you've cast another spell named Approach of the Second Sun this game, you win the game. Otherwise, put Approach of the Second Sun into its owner's library seventh from the top and you gain 7 life.

When Arena Rector dies, you may exile it. If you do, search your library for a planeswalker card, put it onto the battlefield, then shuffle.

Sacrifice a creature: Add {C}{C}.

Return target card from your graveyard to your hand.

Bala Ged Sanctuary enters the battlefield tapped.

{T}: Add {G}.

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

{2}, {T}: Add {B} for each Swamp you control.

As an additional cost to cast this spell, sacrifice a creature.

Draw two cards.

Artifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroyed by damage.)

{T}: Add {C}.

{1}, {T}: Untap target land.

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

If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

{B/P}{B/P}, Exile three creature cards from your graveyard: Put an indestructible counter on Drivnod, Carnage Dominus. ({B/P} can be paid with either {B} or 2 life.)

Creatures you control get +1/+1 and have flying and indestructible.

At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice Eldrazi Monument.

+2: You gain 1 life for each creature you control.

-2: Create three 1/1 white Soldier creature tokens.

-5: Destroy all other permanents except for lands and tokens.

Return target card from your graveyard to your hand.

At the beginning of your upkeep, if you control twenty or more creatures, you win the game.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Flash

You may cast legendary spells and artifact spells as though they had flash.

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

+1: Untap two target lands.

-1: Create a 3/3 green Beast creature token.

-4: Creatures you control get +3/+3 and gain trample until end of turn.

+1: Destroy another target planeswalker.

+1: Create a 3/3 black Beast creature token with deathtouch.

-3: Destroy target creature. You gain life equal to its toughness.

-8: Target opponent gets an emblem with "Whenever a creature attacks you, it gets +5/+5 and gains trample until end of turn."

+1: Create a 3/3 green Beast creature token.

-3: Draw cards equal to the greatest power among creatures you control.

-6: Create a 6/6 green Wurm creature token for each land you control.

{2}: Put a charge counter on Gemstone Array.

Remove a charge counter from Gemstone Array: Add one mana of any color.

{T}: Add {C}.

{2}{B}{G}, {T}, Sacrifice a creature: Draw a card.

Constellation -- Whenever Grim Guardian or another enchantment enters the battlefield under your control, each opponent loses 1 life.

{T}: Add {C}.

{1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

{W}, {T}, Untap a tapped creature you control: Create a 1/1 green and white Citizen creature token.

{W}{W}, {T}, Untap two tapped creatures you control: Draw a card.

{W}{W}{W}{W}{W}, {T}, Untap fifteen tapped creatures you control: You win the game.

Permanents you control gain hexproof and indestructible until end of turn.

{T}: Add {C}.

{T}, Sacrifice a creature: You gain 1 life.

Tokens you control have "{T}: Add {G}."

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

{T}: Add {C}.

{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever Karn, Silver Golem blocks or becomes blocked, it gets -4/+4 until end of turn.

{1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

Activated abilities of artifacts your opponents control can't be activated.

+1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.

-2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand.

+1: Put a ghostform counter on up to one target nontoken creature. It gains "When this creature dies or is put into exile, return it to its owner's hand and create a 1/1 white Spirit creature token with flying."

-3: Exile target nonland permanent.

-7: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand, from your graveyard, or from among cards you own in exile without paying its mana cost."

+1: Creatures you control gain deathtouch until end of turn. Put a +1/+1 counter on up to one target creature token you control.

-2: Until end of turn, if one or more tokens would be created under your control, twice that many of those tokens are created instead.

-6: Exile all cards from all graveyards, then create a 1/1 white Spirit creature token with flying for each card exiled this way.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

+1: Target player discards a card.

-2: Search your library for a card, then shuffle and put that card on top.

-8: Put all creature cards from all graveyards onto the battlefield under your control.

Whenever a creature you control dies, draw a card.

+1: Create a 2/2 black Zombie creature token.

-4: Each player sacrifices two creatures.

-9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.

Counter target spell unless its controller pays {1}.

Whenever Martyr's Bond or another nonland permanent you control is put into a graveyard from the battlefield, each opponent sacrifices a permanent that shares a card type with it.

{2}: Mirage Mirror becomes a copy of target artifact, creature, enchantment, or land until end of turn.

Mirrorpool enters the battlefield tapped.

{T}: Add {C}.

{2}{C}, {T}, Sacrifice Mirrorpool: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

{4}{C}, {T}, Sacrifice Mirrorpool: Create a token that's a copy of target creature you control.

All permanents are artifacts in addition to their other types.

All cards that aren't on the battlefield, spells, and permanents are colorless.

Players may spend mana as though it were mana of any color.

As long as your life total is less than or equal to half your starting life total, Myrkul, Lord of Bones has indestructible.

Whenever another nontoken creature you control dies, you may exile it. If you do, create a token that's a copy of that card, except it's an enchantment and loses all other card types.

At the beginning of your upkeep, if you have exactly 1 life, you win the game.

{T}: Add {C}.

{1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

Sacrifice a creature: Add one mana of any color.

{T}: Add {C}.

{T}, Sacrifice a creature: Add {B}{B}.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({G/W} can be paid with either {G} or {W}.)

Other permanents you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

Put target face-up exiled card into its owner's graveyard.

Vigilance, ward {2}

Other Zombies you control have vigilance.

Whenever another legendary creature you control dies, create a token that's a copy of that creature, except it's not legendary and it's a 2/2 black Zombie in addition to its other colors and types.

Return up to two target permanent cards from your graveyard to your hand.

Return target card from your graveyard to your hand.

You have no maximum hand size.

{T}: Add {C}.

Whenever a creature an opponent controls dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

At the beginning of your upkeep, if you control ten or more Treasures, you win the game.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

{T}: Add {C}.

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

You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.

For each token you control, create a token that's a copy of that permanent.

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.")

+1: Reveal the top card of your library and put that card into your hand. Each opponent loses life equal to its mana value.

-X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.

-9: Create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the highest life total among all players.

+1: Create a 1/1 black Vampire creature token with lifelink.

-2: You get an emblem with "Creatures you control get +1/+0."

-6: Destroy up to three target creatures and/or other planeswalkers. Return each card put into a graveyard this way to the battlefield under your control.

Choose one. If you control an artifact and an enchantment as you cast this spell, you may choose both.

• Exile target creature or planeswalker.

• Return target creature or planeswalker card from your graveyard to your hand.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

At the beginning of your upkeep, you may return target enchantment card from your graveyard to the battlefield.

As long as you control five or more enchantments, each other non-Aura enchantment you control is a creature in addition to its other types and has base power and base toughness each equal to its mana value.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)

Exile Teferi's Protection.

Menace

Whenever an opponent sacrifices a nontoken permanent or discards a permanent card, you may put that card from a graveyard onto the battlefield under your control.

{T}: Target player loses 3 life unless they sacrifice a nonland permanent or discard a card.

{3}{B}: Untap Tergrid's Lantern.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Creature tokens you control have vigilance and lifelink.

Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Each land is a Swamp in addition to its other land types.

{T}: Add {C}.

{1}{B}, {T}: Put target creature card from your graveyard on top of your library.

+2: You may sacrifice another permanent. If you do, you gain 1 life and draw a card.

-3: Destroy target nonland permanent with mana value 3 or less.

-9: You get an emblem with "Whenever a creature you control deals combat damage to a player, that player loses the game."

+2: Create a 2/2 black Pirate creature token with menace.

-3: Destroy target artifact, creature, or enchantment. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

-10: Target player's life total becomes 1.

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

+1: Up to one target land you control becomes a 3/3 Elemental creature with vigilance, hexproof, and haste until your next turn. It's still a land.

-2: Mill three cards. You may put a permanent card from among the milled cards into your hand.

-7: You get an emblem with "You may play lands and cast permanent spells from your graveyard."

Each land is a Forest in addition to its other land types.