, : Tap X target lands.

Flying

Flying
This creature can block only creatures with flying.

Whenever an artifact you control is put into a graveyard from the battlefield, if it wasn't sacrificed, you may pay . If you do, draw a card.

: This creature gets +1/+0 until end of turn.

, Sacrifice two Goblins: Create three 1/1 red Goblin creature tokens.

Squall deals 2 damage to each creature with flying.

Flying

: Until your next upkeep, target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.

Sacrifice a creature: Add .

, : Untap target attacking creature you control. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Each player discards their hand, then draws seven cards.

, Discard a card at random: Target creature gets +2/+2 until end of turn.

All creatures able to block target creature this turn do so.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
This turn, whenever an attacking creature deals combat damage to you, it deals that much damage to its controller.

Draw a card for each tapped creature target opponent controls.

Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control.

When this creature dies, you gain 2 life.

Flying
At the beginning of your upkeep, sacrifice this creature unless you pay .

Whenever a player casts an instant spell, counter it unless that player pays , where X is its mana value.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

: This creature deals 1 damage to any target.

Flying
When this creature enters, sacrifice a land.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay ."

This creature gets +1/+1 as long as you control a Swamp.
: Regenerate this creature.

Flying
This creature can't block.

Target player loses all poison counters. Leeches deals that much damage to that player.

, Sacrifice an artifact: This creature deals 2 damage to any target.

Destroy two target nonblack creatures. You lose 5 life.

When this creature enters, it deals 2 damage to target creature.

Whenever this creature attacks, flip a coin. If you lose the flip, remove this creature from combat and tap it.

Enchant land
As long as enchanted land is a basic Mountain, Goblin creatures get +0/+2.

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)
Other Zombies have ": Regenerate this permanent."

Enchant land
When enchanted land becomes tapped, destroy it. That land's controller may attach this Aura to a land of their choice.

Return target creature to its owner's hand.
Draw a card.