Blight

Enchant land
When enchanted land becomes tapped, destroy it.

Darksteel Gargoyle

Flying
Indestructible (Damage and effects that say "destroy" don't destroy this creature.)

Presence of the Master

Whenever a player casts an enchantment spell, counter it.

Phyrexian Tower

{T}: Add {C}.
{T}, Sacrifice a creature: Add {B}{B}.

Smothering Tithe

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Child of Alara

Trample
When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Armageddon

Keldon Arsonist

{1}, Sacrifice two lands: Destroy target land.

In the Eye of Chaos

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

Kismet

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

Enlightened Tutor

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Caverns of Despair

No more than two creatures can attack each combat.
No more than two creatures can block each combat.

Cyclonic Rift

Return target nonland permanent you don't control to its owner's hand.
Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

High Market

{T}: Add {C}.
{T}, Sacrifice a creature: You gain 1 life.

Chains of Mephistopheles

If a player would draw a card except the first one they draw in each of their draw steps, that player discards a card instead. If the player discards a card this way, they draw a card. If the player doesn't discard a card this way, they mill a card.

Gravity Sphere

The Tabernacle at Pendrell Vale

All creatures have "At the beginning of your upkeep, destroy this creature unless you pay {1}."

Bend or Break

Each player separates all nontoken lands they control into two piles. For each player, one of their piles is chosen by one of their opponents of their choice. Destroy all lands in the chosen piles. Tap all lands in the other piles.

Avacyn, Angel of Hope

Flying, vigilance, indestructible
Other permanents you control have indestructible.

Anti-Magic Aura

Enchant creature
Enchanted creature can't be the target of spells and can't be enchanted by other Auras.

Catastrophe

Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

Ruination

Equinox

Enchant land
Enchanted land has "{T}: Counter target spell if it would destroy a land you control."

Mana Drain

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Hour of Revelation

This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield.
Destroy all nonland permanents.

Sunder

Wake of Destruction

Destroy target land and all other lands with the same name as that land.

Azusa, Lost but Seeking

You may play two additional lands on each of your turns.

Land Equilibrium

If an opponent who controls at least as many lands as you do would put a land onto the battlefield, that player instead puts that land onto the battlefield then sacrifices a land of their choice.

Reset

Cast this spell only during an opponent's turn after their upkeep step.
Untap all lands you control.

Rhystic Study

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Ruinous Ultimatum

Destroy all nonland permanents your opponents control.

Obliterate

This spell can't be countered.
Destroy all artifacts, creatures, and lands. They can't be regenerated.

Magus of the Disk

Magus of the Disk enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Horror of Horrors

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

Teferi's Protection

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)
Exile Teferi's Protection.