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

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

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.

{G}, Sacrifice this creature: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Trample As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay. Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control.

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

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

{T}: Add {W}, {B}, or {G}. Cycling {2} ({2}, Discard this card: Draw a card.)

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

As this artifact enters, choose a creature type. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

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

{T}: Add {C}. {T}: Add {W} or {B}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {B} or {G}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {G} or {W}. This artifact deals 1 damage to you.

Sliver creatures you control have double strike. (They deal both first-strike and regular combat damage.)

Sliver creatures you control have "When this creature enters, you may exile target creature an opponent controls until this creature leaves the battlefield."

Outlast {2} ({2}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Other Sliver creatures you control have outlast {2}.

Sliver creatures you control have first strike.

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

All Sliver creatures get +0/+1.

All Sliver creatures have flying. All Slivers have "If this permanent would be put into a graveyard, you may put it on top of its owner's library instead."

Sliver creatures you control have "When this creature enters, Slivers you control get +1/+1 until end of turn if you're the monarch. Otherwise, you become the monarch."

Sliver creatures you control have vigilance. (Attacking doesn't cause them to tap.)

All Sliver creatures get +1/+1.

{1}, {T}, Discard a card: Create a 1/1 colorless Sliver artifact creature token named Metallic Sliver.

All Sliver creatures have first strike.

Choose one — • Exile target creature with power 3 or greater. • You draw two cards and you lose 2 life. • Distribute two +1/+1 counters among one or two target creatures.

Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast this spell.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Return any number of permanent cards with different names from your graveyard to the battlefield.

Mutate {4}{G/W}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Deathtouch, lifelink Whenever this creature mutates, return any number of target creature cards with total power 10 or less from your graveyard to the battlefield.

When this enchantment enters, put a +1/+1 counter on each creature you control. Whenever a nontoken creature you control dies, create a 1/1 white Spirit creature token with flying.

Commander creatures you own have "This creature enters with an additional +1/+1 counter on it" and "Other creatures you control enter with an additional +1/+1 counter on them."

Whenever a creature you control enters, you may destroy target artifact or enchantment.

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

Destroy target creature. A creature destroyed this way can't be regenerated. Overload {2}{W}{W} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

If it's not your turn, you may exile a black card from your hand rather than pay this spell's mana cost. Destroy all creatures that entered this turn.

Choose a creature type. Destroy all creatures that aren't of the chosen type.

When this creature enters, you may destroy target artifact. Artifacts your opponents control enter tapped.

Destroy target creature or enchantment.

Destroy target nonland permanent if it's a creature or if {G}{W} was spent to cast this spell.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Destroy target creature. If that creature dies this way, its controller creates two tokens that are copies of that creature, except their power is half that creature's power and their toughness is half that creature's toughness. Round up each time.

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

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

{T}: Add {C}. {T}: Add {G} or {W}. This land deals 1 damage to you.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

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

This land enters tapped unless you control two or more other lands. {T}: Add {B} or {G}.

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

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

{T}: Add {C}. {2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

({T}: Add {W} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

This land enters tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

({T}: Add {G}.) As this land enters, you may reveal a Treefolk card from your hand. If you don't, this land enters tapped. {T}: Add {W} or {B}. This land deals 1 damage to you.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {W}.

({T}: Add {B} or {G}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

This land enters tapped unless you control two or more other lands. {T}: Add {W} or {B}.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Sliver spell. {5}, {T}: Create a 1/1 colorless Sliver creature token. Activate only if you control a Sliver.

This land enters tapped unless you control a Forest or a Plains. {T}: Add {G} or {W}.

({T}: Add {G} or {W}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}: Add {C}{C}. Activate only if you control five or more lands.

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

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

This land enters tapped unless you have two or more opponents. {T}: Add {W} or {B}.

All Slivers have "Sacrifice this permanent: Add {B}{B}."

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

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

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

Each Sliver creature card in your graveyard has unearth {2}. Unearth {2} ({2}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Sliver creatures you control have afflict 2. (Whenever a creature with afflict 2 becomes blocked, defending player loses 2 life.) Whenever a nontoken Sliver you control dies, amass Slivers 2. (Put two +1/+1 counters on an Army you control. It's also a Sliver. If you don't control an Army, create a 0/0 black Sliver Army creature token first.)

Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that much life.)

As this enchantment enters, choose a creature type. Creatures you control of the chosen type get +1/+1. {1}, Sacrifice a creature of the chosen type: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Whenever a Sliver deals combat damage to a player, its controller may create a 1/1 colorless Sliver creature token.

All Sliver creatures have "Whenever this creature is dealt damage, put a +1/+1 counter on it." (It must survive the damage to get the counter.)

All Slivers have "{T}: Add one mana of any color."

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

Replicate {1}{G} (When you cast this spell, copy it for each time you paid its replicate cost.) Each Sliver spell you cast has replicate. The replicate cost is equal to its mana cost. (A copy of a permanent spell becomes a token.)

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

All Sliver creatures get +1/+1.

Sliver creatures you control get +1/+1.

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

All Sliver creatures have haste.

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