Royal Assassin

Terror

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

Icy Manipulator

{1}, {T}: Tap target artifact, creature, or land.

Sedge Troll

This creature gets +1/+1 as long as you control a Swamp.
{B}: Regenerate this creature.

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.

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Gwendlyn Di Corci

{T}: Target player discards a card at random. Activate only during your turn.

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Power Artifact

Enchant artifact
Enchanted artifact's activated abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Sol Ring

Jayemdae Tome

Braingeyser

Pestilence

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

Basalt Monolith

This artifact doesn't untap during your untap step.
{T}: Add {C}{C}{C}.
{3}: Untap this artifact.

Detonate

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

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Greed

Remove Soul

Hypnotic Specter

Flying
Whenever this creature deals damage to an opponent, that player discards a card at random.

Wall of Air

Defender, flying (This creature can't attack, and it can block creatures with flying.)

Control Magic

Enchant creature
You control enchanted creature.

Sengir Vampire

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by this creature this turn dies, put a +1/+1 counter on this creature.

Mind Twist

Target player discards X cards at random.

Badlands

Volcanic Island

Underground Sea

Shatter

Counterspell

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

Timetwister

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.