White Knight

First strike (This creature deals combat damage before creatures without first strike.)
Protection from black (This creature can't be blocked, targeted, dealt damage, or enchanted by anything black.)

Braingeyser

Air Elemental

Savannah Lions

Fellwar Stone

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

Maze of Ith

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Island

Disenchant

Serendib Efreet

Flying
At the beginning of your upkeep, Serendib Efreet deals 1 damage to you.

Counterspell

Control Magic

Enchant creature
You control enchanted creature.

Vesuvan Doppelganger

You may have Vesuvan Doppelganger enter as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability."

Jayemdae Tome

Boomerang

Return target permanent to its owner's hand.

Nevinyrral's Disk

Nevinyrral's Disk enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Balance

Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures the same way.

Wrath of God

Destroy all creatures. They can't be regenerated.

Sol Ring

Strip Mine

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

Swords to Plowshares

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

Mahamoti Djinn

Flying (This creature can't be blocked except by creatures with flying or reach.)

Resurrection

Return target creature card from your graveyard to the battlefield.

Energy Flux

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

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Clone

You may have Clone enter as a copy of any creature on the battlefield.

Mishra's Factory

{T}: Add {C}.
{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.