First strike; reach (This creature can block creatures with flying.)

Wall creatures can attack as though they didn't have defender.

Whenever an Island an opponent controls becomes tapped, you may gain 1 life.

Discard all the cards in your hand, then draw that many cards.

This creature can't attack unless a creature with greater power also attacks.
This creature can't block unless a creature with greater power also blocks.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Pyroclasm deals 2 damage to each creature.

Whenever a spell or ability an opponent controls causes a land to be put into your graveyard from the battlefield, return that card to the battlefield.

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

Creatures you control get +0/+2 until end of turn.

Volcanic Hammer deals 3 damage to any target.

This creature can't block.
: This creature gets +1/+0 until end of turn.

Destroy target creature with power 4 or greater. It can't be regenerated.

You gain 3 life for each black creature target opponent controls.

Flying
When this creature enters, you lose 2 life.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Take an extra turn after this one. At the beginning of that turn's end step, you lose the game.

This artifact enters tapped.
: Add .

Flying
This creature can't block.

This artifact enters tapped.
: Add .

, : Target player mills two cards.

Whenever a green creature dies, its controller discards a card.

: Prevent the next 1 damage that would be dealt to any target this turn.

This artifact enters tapped.
: Add .

Whenever an opponent casts a white spell, that player loses 1 life and you gain 1 life.

, : Untap target creature.

Flying (This creature can't be blocked except by creatures with flying or reach.)

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

: The next time a white source of your choice would deal damage to you this turn, prevent that damage.

Flying
: Target creature gains flying until end of turn.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

This creature can't block.

Return target permanent to its owner's hand.

This creature can't block.

Reach (This creature can block creatures with flying.)