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

Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard.

Search your library for a card, put that card into your hand, discard a card at random, then shuffle.

This creature doesn't untap during your untap step.

Whenever a creature dies, untap this creature.

{tap}↷: This creature deals 1 damage to any target.

You have no maximum hand size.

If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Other Zombie creatures get +1/+1.

{1 generic}1{black}B, {tap}↷: Return target Zombie card from your graveyard to your hand.

Target player discards X cards at random.

Flash

When this creature enters, counter target spell.

Artifacts and lands enter tapped.

Each player may put an artifact, creature, enchantment, or land card from their hand onto the battlefield.

{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.)

Whenever another creature enters, you gain 1 life.

This artifact enters tapped.

{tap}↷: Add one mana of any color that a basic land you control could produce.

Exile target creature. Its controller gains life equal to its power.

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.