Stronghold

Put a card from your hand on top of your library: Prevent all damage that would be dealt by target instant or sorcery spell this turn.

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

When a player casts a spell, sacrifice this enchantment and counter that spell.

{G}, {T}: Reveal cards from the top of your library until you reveal a basic land card. Put that card into your hand and all other cards revealed t...

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

Whenever a creature you control dies, each other player sacrifices a creature of their choice.

Haste {R}: This creature gets +1/+0 until end of turn.

Flying When this creature enters, you lose 2 life.

Trample {R}: This creature gets +1/-1 until end of turn.

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

Return all creatures to their owners' hands.

Creatures with power greater than the number of cards in your hand can't attack.

Distribute two +1/+1 counters among one or two target creatures.

Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.

{T}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

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

Crovax enters with four +1/+1 counters on it. At the beginning of your upkeep, you may sacrifice a creature. If you do, put a +1/+1 counter on Crov...

Enchant creature Enchanted creature gets +1/+3. {W}: Return this Aura to its owner's hand.

Trample {1}{G}: Regenerate this creature.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

At the beginning of each player's upkeep, that player discards a card at random.

At the beginning of each upkeep, untap all creatures and lands.

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