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.

Hypnotic Specter

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

Badlands

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.

Sedge Troll

Sedge Troll gets +1/+1 as long as you control a Swamp.
{B}: Regenerate Sedge Troll.

Terror

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

Mind Twist

Target player discards X cards at random.

Swamp

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Sol Ring

Dark Ritual

Pestilence

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 each player.

Demonic Tutor

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

Mountain

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.