Tranquility

Spell Blast

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

Forest

Wall of Wood

Lifetap

Whenever a Forest an opponent controls becomes tapped, you gain 1 life.

Stream of Life

Regeneration

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
{G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Fire Elemental

Swamp

Shanodin Dryads

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Merfolk of the Pearl Trident

Scathe Zombies

Island

Prevent all combat damage that would be dealt this turn.

Grizzly Bears

Mons's Goblin Raiders

Mountain

Goblin Balloon Brigade

{R}: Goblin Balloon Brigade gains flying until end of turn.

Wall of Water

Defender (This creature can't attack.)
{U}: Wall of Water gets +1/+0 until end of turn.

Demonic Hordes

{T}: Destroy target land.
At the beginning of your upkeep, unless you pay {B}{B}{B}, tap Demonic Hordes and sacrifice a land of an opponent's choice.

Unsummon

Return target creature to its owner's hand.

Lifeforce

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.)

Will-o'-the-Wisp

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Ironroot Treefolk

Celestial Prism

Holy Strength

Enchant creature
Enchanted creature gets +1/+2.

Plains

Disenchant

Circle of Protection: Green

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

Ice Storm

Power Leak

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. Power Leak deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way.

Dwarven Warriors

{T}: Target creature with power 2 or less can't be blocked this turn.

Obsianus Golem

Flight

Enchant creature
Enchanted creature has flying.

Mox Pearl

War Mammoth

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.

Guardian Angel

Prevent the next X damage that would be dealt to any target this turn. Until end of turn, you may pay {1} any time you could cast an instant. If you do, prevent the next 1 damage that would be dealt to that permanent or player this 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.

Royal Assassin

Green Ward

Enchant creature
Enchanted creature has protection from green. This effect doesn't remove Green Ward.

Giant Spider

Reach (This creature can block creatures with flying.)

Prodigal Sorcerer

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

Dark Ritual

Island Sanctuary

If you would draw a card during your draw step, instead you may skip that draw. If you do, until your next turn, you can't be attacked except by creatures with flying and/or islandwalk.

Camouflage

Cast this spell only during your declare attackers step.
This turn, instead of declaring blockers, each defending player chooses any number of creatures they control and divides them into a number of piles equal to the number of attacking creatures for whom that player is the defending player. Creatures those players control that can block additional creatures may likewise be put into additional piles. Assign each pile to a different one of those attacking creatures at random. Each creature in a pile that can block the creature that pile is assigned to does so. (Piles can be empty.)

Healing Salve

Choose one —
• Target player gains 3 life.
• Prevent the next 3 damage that would be dealt to any target this turn.

Frozen Shade

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

Scryb Sprites

Black Knight

First strike (This creature deals combat damage before creatures without first strike.)
Protection from white (This creature can't be blocked, targeted, dealt damage, or enchanted by anything white.)

Wooden Sphere

Whenever a player casts a green spell, you may pay {1}. If you do, you gain 1 life.

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.

Sol Ring

Ironclaw Orcs

Ironclaw Orcs can't block creatures with power 2 or greater.

Red Elemental Blast

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

Holy Armor

Enchant creature
Enchanted creature gets +0/+2.
{W}: Enchanted creature gets +0/+1 until end of turn.

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.