Awesome Cyber Monday

Choose one — • Counter target red spell. • Destroy target red permanent.

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

Whenever you cast an enchantment spell, you may draw a card.

Target creature gets +3/+3 until end of turn.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence. {B}: Pestilence deals 1 damage to each creature and...

Tap target untapped creature you control. If you do, add an amount of {C} equal to that creature's converted mana cost.

{T}: Add {C}. {T}, Sacrifice Strip Mine: Destroy target land.

Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of...

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 you...

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

Add {B}{B}{B}.

You may tap or untap target artifact, creature, or land.

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

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

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal ...

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Artifacts, creatures, and lands your opponents control enter the battlefield tapped.

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

{T}: Add one mana of any color that a land an opponent controls could produce.

As Black Vise enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player,...

Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.

Enchant creature Enchanted creature gets +0/+2. {W}: Enchanted creature gets +0/+1 until end of turn.