Grizzly Bears

Reverse Polarity

You gain X life, where X is twice the damage dealt to you so far this turn by artifacts.

Drudge Skeletons

{B}: Regenerate Drudge Skeletons. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Circle of Protection: Green

{1}: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

Scavenging Ghoul

At the beginning of each end step, put a corpse counter on Scavenging Ghoul for each creature that died this turn.
Remove a corpse counter from Scavenging Ghoul: Regenerate Scavenging Ghoul.

Terror

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

Air Elemental

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.

Scryb Sprites

Demonic Tutor

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

Blue Elemental Blast

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

Howl from Beyond

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

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.)

Gloom

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

Psychic Venom

Enchant land
Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Juggernaut

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

Red Elemental Blast

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

Dragon Engine

{2}: Dragon Engine gets +1/+0 until end of turn.

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.

Scathe Zombies

Control Magic

Enchant creature
You control enchanted creature.

Stone Rain

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.

Siren's Call

Cast this spell only during an opponent's turn, before attackers are declared.
Creatures the active player controls attack this turn if able.
At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Giant Spider

Reach (This creature can block creatures with flying.)

Clockwork Beast

Clockwork Beast enters with seven +1/+0 counters on it.
At end of combat, if Clockwork Beast attacked or blocked this combat, remove a +1/+0 counter from it.
{X}, {T}: Put up to X +1/+0 counters on Clockwork Beast. This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven. Activate only during your upkeep.

Burrowing

Enchant creature
Enchanted creature has mountainwalk. (It can't be blocked as long as defending player controls a Mountain.)

Wall of Stone

Feedback

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, Feedback deals 1 damage to that player.

Savannah Lions

Lure

Enchant creature
All creatures able to block enchanted creature do so.

Instill Energy

Enchant creature
Enchanted creature can attack as though it had haste.
{0}: Untap enchanted creature. Activate only during your turn and only once each turn.

Spell Blast

Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

Plateau

Reconstruction

Return target artifact card from your graveyard to your hand.

Stream of Life

Rod of Ruin

{3}, {T}: Rod of Ruin deals 1 damage to any target.

Mons's Goblin Raiders

Giant Growth

Target creature gets +3/+3 until end of turn.

Phantasmal Forces

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

Phantasmal Terrain

Enchant land
As Phantasmal Terrain enters, choose a basic land type.
Enchanted land is the chosen type.

Weakness

Enchant creature
Enchanted creature gets -2/-1.

Island

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.

Prodigal Sorcerer

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

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.

Stone Giant

{T}: Target creature you control with toughness less than Stone Giant's power gains flying until end of turn. Destroy that creature at the beginning of the next end step.

Craw Wurm

Unsummon

Return target creature to its owner's hand.

Wall of Wood

Llanowar Elves

Drain Life

Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Ironroot Treefolk

Hypnotic Specter

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

Darkpact

Remove Darkpact from your deck before playing if you're not playing for ante.
You own target card in the ante. Exchange that card with the top card of your library.