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

: Add .
, Sacrifice this land: Destroy target land.

: Add .
: This land becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
: Target Assembly-Worker creature gets +1/+1 until end of turn.

Flying

Enchant creature
Enchanted creature has mountainwalk. (It can't be blocked as long as defending player controls a Mountain.)

Enchant creature
Enchanted creature can attack as though it had haste.
: Untap enchanted creature. Activate only during your turn and only once each turn.

Destroy target Wall. It can't be regenerated.

Enchant creature
Enchanted creature has protection from green. This effect doesn't remove this Aura.

Destroy target artifact with mana value X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

Enchant creature
Enchanted creature has protection from blue. This effect doesn't remove this Aura.

Whenever a player casts a blue spell, you may pay . If you do, you gain 1 life.

Whenever a player casts a black spell, you may pay . If you do, you gain 1 life.

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

Enchant creature
Enchanted creature has protection from black. This effect doesn't remove this Aura.

Whenever a player casts a red spell, you may pay . If you do, you gain 1 life.

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

This creature doesn't untap during your untap step.
At the beginning of your upkeep, you may pay . If you do, untap this creature.

: This creature gains flying until end of turn.

As this artifact enters, choose an opponent.
At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X is 3 minus the number of cards in their hand.

: Look at target player's hand.

Tap X target creatures. Winter Blast deals 2 damage to each of those creatures with flying.

Whenever a player casts a green spell, you may pay . If you do, you gain 1 life.

Each player may discard up to three cards. Mind Bomb deals damage to each player equal to 3 minus the number of cards they discarded this way.

Whenever a creature dies, you may pay . If you do, you gain 1 life.

Cast this spell only during an opponent's turn, before attackers are declared.
Creatures the active player controls attack this turn if able.
At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.

Enchant creature
Enchanted creature has protection from red. This effect doesn't remove this Aura.

Enchant creature
Enchanted creature has protection from white. This effect doesn't remove this Aura.

: Tap target Wall.

As this artifact enters, choose an opponent.
At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4.

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.

Look at the top five cards of target player's library. You may then have that player shuffle that library.

Enchant land
Enchanted land is a Swamp.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Whenever enchanted creature deals damage, you gain that much life.

Whenever a player casts a white spell, you may pay . If you do, you gain 1 life.

Enchant creature
Whenever enchanted creature deals damage to you, this Aura deals that much damage to that creature's controller.

Hurricane deals X damage to each creature with flying and each player.