Swamp

Ur-Drago

First strike
Creatures with swampwalk can be blocked as though they didn't have swampwalk.

Unstable Mutation

Enchant creature
Enchanted creature gets +3/+3.
At the beginning of the upkeep of enchanted creature's controller, put a -1/-1 counter on that creature.

Island

Frozen Shade

{B}: Frozen Shade gets +1/+1 until end of turn.

Deathgrip

Sivitri Scarzam

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Flash Counter

Phyrexian Gremlins

You may choose not to untap Phyrexian Gremlins during your untap step.
{T}: Tap target artifact. It doesn't untap during its controller's untap step for as long as Phyrexian Gremlins remains tapped.

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Sol Ring

Erg Raiders

At the beginning of your end step, if Erg Raiders didn't attack this turn, Erg Raiders deals 2 damage to you unless it came under your control this turn.

Bad Moon

Evil Presence

Wall of Bone

Defender (This creature can't attack.)
{B}: Regenerate Wall of Bone. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Howl from Beyond

Target creature gets +X/+0 until end of turn.

Hellfire

Destroy all nonblack creatures. Hellfire deals X plus 3 damage to you, where X is the number of creatures that died this way.

Mox Jet

Steal Artifact

Enchant artifact
You control enchanted artifact.

Demonic Torment

Enchant creature
Enchanted creature can't attack.
Prevent all combat damage that would be dealt by enchanted creature.

Raise Dead

Return target creature card from your graveyard to your hand.

Prodigal Sorcerer

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

Control Magic

Enchant creature
You control enchanted creature.

Vampire Bats

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Vampire Bats gets +1/+0 until end of turn. Activate no more than twice each turn.

Terror

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

Dancing Scimitar

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

Darkness

Prevent all combat damage that would be dealt this turn.

Stone-Throwing Devils

Phantasmal Forces

Flying
At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay {U}.

Simulacrum

You gain life equal to the damage dealt to you this turn. Simulacrum deals damage to target creature you control equal to the damage dealt to you this turn.

Unsummon

Return target creature to its owner's hand.

Reconstruction

Return target artifact card from your graveyard to your hand.

Fear

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Boomerang

Return target permanent to its owner's hand.

Remove Soul

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.