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All Slivers have "{2 generic}2, Sacrifice this permanent: This permanent deals 2 damage to any target."

Return up to three target creature cards of the creature type of your choice from your graveyard to your hand.

All Sliver creatures have "{2 generic}2: This creature gets +0/+1 until end of turn."

All Sliver creatures have "{2 generic}2: This creature gets +1/+0 until end of turn."

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

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

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

All Slivers have shroud. (They can't be the targets of spells or abilities.)

({T}: Add {G}.)

All Sliver creatures have haste.

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

All Slivers have "Pay 2 life: Return this permanent to its owner's hand."

({T}: Add {U}.)

({T}: Add {R}.)

All Sliver creatures get +1/+1.

({T}: Add {W}.)

Flash

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

{3 generic}3: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.

{3 generic}3: Gain control of target Sliver. (This effect lasts indefinitely.)

All Sliver creatures have "{2 generic}2: 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.

({T}: Add {B}.)

All Slivers have "{2 generic}2, Sacrifice this permanent: You gain 4 life."

All Sliver creatures have flying.