Counter target spell unless its controller pays . If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Flying

Prevent the next X damage that would be dealt to any target this turn. Until end of turn, you may pay any time you could cast an instant. If you do, prevent the next 1 damage that would be dealt to that permanent or player this turn.

Choose one —
• Target player gains 3 life.
• Prevent the next 3 damage that would be dealt to any target this turn.

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

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Enchant creature
When enchanted creature dies, this Aura deals damage equal to that creature's toughness to the creature's controller.

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

Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

This creature can't block creatures with power 2 or greater.

: Regenerate this creature. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Enchant creature
Enchanted creature can't be blocked except by Walls.

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

Enchant land
Whenever enchanted land becomes tapped, this Aura deals 2 damage to that land's controller.

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Destroy target nonartifact, nonblack creature. It can't be regenerated.

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

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

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Destroy target artifact.

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. This Aura deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.

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

Enchant land
As this Aura enters, choose a basic land type.
Enchanted land is the chosen type.

Destroy target artifact or enchantment.

Destroy target land.

: Target creature with power 2 or less can't be blocked this turn.

: This creature deals 1 damage to any target.

Destroy all enchantments.

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

Destroy target land.