Sinkhole

Strip Mine

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

Greed

Energy Flux

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

Underworld Dreams

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Time Walk

Terror

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

Swamp

Island

Fellwar Stone

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

Underground Sea

Maze of Ith

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

Braingeyser

Su-Chi

Ancestral Recall

Flash Counter

Recall

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Gloom

White spells cost {3} more to cast.
Activated abilities of white enchantments cost {3} more to activate.

Serendib Efreet

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

City of Brass

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

Mind Twist

Target player discards X cards at random.

Icy Manipulator

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

Psionic Blast

Psionic Blast deals 4 damage to any target and 2 damage to you.

Sengir Vampire

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

Copy Artifact

You may have Copy Artifact enter as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other types.

Prodigal Sorcerer

{T}: Prodigal Sorcerer deals 1 damage to any target.

Sol Ring

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.

Demonic Tutor

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

Hypnotic Specter

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

Royal Assassin

Hurkyl's Recall

Return all artifacts target player owns to their hand.