: Add .

: Add or . Shivan Reef deals 1 damage to you.

Trample

When Shivan Wumpus enters, any player may sacrifice a land. If a player does, put Shivan Wumpus on top of its owner's library.

Protection from white

Flying

: Shriekdiver gains haste until end of turn.

Choose one —

• Until end of turn, whenever a creature is dealt damage, destroy it.

• Until end of turn, whenever a creature dies, that creature's controller loses life equal to its toughness.

Entwine (Choose both if you pay the entwine cost.)

All Sliver creatures have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking creature gets -1/-1 until end of turn.)

Flash

When Singer of Swift Rivers enters, put a shield counter on another target creature you control. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

You may cast Merfolk spells as though they had flash.

+1: Until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays 2 life for each of those creatures.

−3: Search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

−7: Destroy all non-Dragon creatures.

Sivitri, Dragon Master can be your commander.

If an opponent controls a Mountain and you control a Plains, you may cast this spell without paying its mana cost.

Prevent all damage that would be dealt this turn to creatures you control.

At the beginning of your upkeep, you lose 1 life and create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block."

Corrupted — As long as an opponent has three or more poison counters, creatures you control with toxic have lifelink.

Eldrazi you control are Slivers in addition to their other types.

Slivers you control have devoid and have annihilator 1.

: Create a 1/1 colorless Eldrazi Sliver creature token. It has "Sacrifice this creature: Add ."

The "legend rule" doesn't apply to Slivers you control.

Each Sliver creature card in your graveyard has encore , where X is its mana value.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Sliver creatures you control have indestructible. (Damage and effects that say "destroy" don't destroy them.)

: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.

: Gain control of target Sliver. (This effect lasts indefinitely.)

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

: Add one mana of any color.

, : Untap another target artifact.

, : Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

, : Target creature can't be blocked this turn.

When Sophia, Dogged Detective enters, create Tiny, a legendary 2/2 green Dog Detective creature token with trample.

, Sacrifice an artifact token: Put a +1/+1 counter on each Dog you control.

Whenever a Dog you control deals combat damage to a player, create a Food token, then investigate.

Return target creature card from your graveyard to your hand.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

All Sliver creatures have ": This creature gets +1/+1 until end of turn."

Whenever a Sliver becomes blocked, that Sliver gets +1/+1 until end of turn for each creature blocking it.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature gets +3/+0 and has first strike.

All Sliver creatures have first strike.

Prevent the next 2 damage that would be dealt to target creature this turn.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

When Stinging Hivemaster dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block."

Sliver creatures you control have first strike. (They deal combat damage before creatures without first strike.)

Struggle deals damage to target creature equal to the number of lands you control.

, : Add .

, Discard a creature card: Search your library for a creature card, reveal that card, put it into your hand, then shuffle.

Target creature gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Cumulative upkeep (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.)

: Draw two cards, then put a card from your hand on top of your library.

: Add .

, Tap an untapped creature you control: Add one mana of any color.

Target player mills four cards.

Escape—, Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

: Target Merfolk you control gains protection from the color of your choice until end of turn.

All Sliver creatures have vigilance.

Investigate. You may play an additional land this turn. (Then exile this card. You may cast the creature later from exile.)

: Add .

: Add or . Talisman of Creativity deals 1 damage to you.

Flying

Whenever Tamiyo, Inquisitive Student attacks, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

When you draw your third card in a turn, exile Tamiyo, then return her to the battlefield transformed under her owner's control.

, : Create a token that's a copy of up to one target artifact token you control. Mill two cards.

, , Sacrifice two artifact tokens, Exile an artifact or creature card from your graveyard: Create a token that's a copy of the exiled card, except it's an artifact in addition to its other types. Activate only as a sorcery.

All Slivers have ": Tap target permanent."

(Transforms from Ojer Taq, Deepest Foundation.)

: Add .

, : Transform Temple of Civilization. Activate only if you attacked with three or more creatures this turn and only as a sorcery.

This spell costs less to cast if you control a creature with menace.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Whenever Thalakos Deceiver attacks and isn't blocked, you may sacrifice it. If you do, gain control of target creature. (This effect lasts indefinitely.)

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.

When The Fugitive Doctor enters, investigate.

Whenever The Fugitive Doctor attacks, you may sacrifice a Clue. When you do, target instant or sorcery card in your graveyard gains flashback until end of turn. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Draw two cards, then you may exile a nonland card from your hand with a number of time counters on it equal to its mana value. Then target opponent does the same. Cards exiled this way that don't have suspend gain suspend.

Time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)

Sliver creatures you control have "Whenever this creature attacks, it deals 1 damage to any target."

Thriving Bluff enters tapped. As it enters, choose a color other than red.

: Add or one mana of the chosen color.

When Thriving Grubs enters, you get (two energy counters).

Whenever Thriving Grubs attacks, you may pay . If you do, put a +1/+1 counter on it.

When Thriving Ibex enters, you get (two energy counters).

Whenever Thriving Ibex attacks, you may pay . If you do, put a +1/+1 counter on it.

Thriving Moor enters tapped. As it enters, choose a color other than black.

: Add or one mana of the chosen color.