Mountain

Obsidian Acolyte

Protection from black
{W}: Target creature gains protection from black until end of turn.

Armageddon

Razorfoot Griffin

Flying (This creature can't be blocked except by creatures with flying or reach.)
First strike (This creature deals combat damage before creatures without first strike.)

Ghostfire

Ghostfire is colorless.
Ghostfire deals 3 damage to any target.

Slinking Serpent

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

Darkwatch Elves

Protection from black
Cycling {2} ({2}, Discard this card: Draw a card.)

Sporoloth Ancient

At the beginning of your upkeep, put a spore counter on Sporoloth Ancient.
Creatures you control have "Remove two spore counters from this creature: Create a 1/1 green Saproling creature token."

Repulse

Return target creature to its owner's hand.
Draw a card.

Wingbeat Warrior

Flying
Morph {2}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Wingbeat Warrior is turned face up, target creature gains first strike until end of turn.

Goblin Medics

Whenever Goblin Medics becomes tapped, it deals 1 damage to any target.

Bog Raiders

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

Plague Rats

Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield.

Hooded Kavu

{B}: Hooded Kavu gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Wall of Stone

Opal Gargoyle

When an opponent casts a creature spell, if Opal Gargoyle is an enchantment, Opal Gargoyle becomes a 2/2 Gargoyle creature with flying.

Berserk Murlodont

Whenever a Beast becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

Arcanum Wings

Enchant creature
Enchanted creature has flying.
Aura swap {2}{U} ({2}{U}: Exchange this Aura with an Aura card in your hand.)

Yavimaya Wurm

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Bloodstoke Howler

Morph {6}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Bloodstoke Howler is turned face up, Beast creatures you control get +3/+0 until end of turn.

Rack and Ruin

Spell Blast

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

Scryb Sprites

Shower of Sparks

Shower of Sparks deals 1 damage to target creature and 1 damage to target player or planeswalker.

Pouncing Kavu

Kicker {2}{R} (You may pay an additional {2}{R} as you cast this spell.)
First strike
If Pouncing Kavu was kicked, it enters the battlefield with two +1/+1 counters on it and with haste.

Plague Beetle

Kavu Aggressor

Kicker {4} (You may pay an additional {4} as you cast this spell.)
Kavu Aggressor can't block.
If Kavu Aggressor was kicked, it enters the battlefield with a +1/+1 counter on it.

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.

Ring of Gix

Echo {3} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
{1}, {T}: Tap target artifact, creature, or land.

Phyrexian Denouncer

{T}, Sacrifice Phyrexian Denouncer: Target creature gets -1/-1 until end of turn.

Craw Wurm

Umbilicus

At the beginning of each player's upkeep, that player may pay 2 life. If they don't, they return a permanent they control to its owner's hand.

Marshaling Cry

Creatures you control get +1/+1 and gain vigilance until end of turn.
Cycling {2} ({2}, Discard this card: Draw a card.)
Flashback {3}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Even the Odds

Cast this spell only if you control fewer creatures than each opponent.
Create three 1/1 white Soldier creature tokens.

Stonewood Invoker

{7}{G}: Stonewood Invoker gets +5/+5 until end of turn.

Forcefield

{1}: The next time an unblocked creature of your choice would deal combat damage to you this turn, prevent all but 1 of that damage.

Raging Kavu

Llanowar Empath

When Llanowar Empath enters the battlefield, scry 2, then reveal the top card of your library. If it's a creature card, put it into your hand. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Riptide Director

{2}{U}{U}, {T}: Draw a card for each Wizard you control.

Emberwilde Augur

Sacrifice Emberwilde Augur: It deals 3 damage to target player or planeswalker. Activate only during your upkeep.

Whipgrass Entangler

{1}{W}: Until end of turn, target creature gains "This creature can't attack or block unless its controller pays {1} for each Cleric on the battlefield."

Cessation

Enchant creature
Enchanted creature can't attack.
When Cessation is put into a graveyard from the battlefield, return Cessation to its owner's hand.

Giant Cockroach

Root Sliver

This spell can't be countered.
Sliver spells can't be countered.

Elvish Herder

{G}: Target creature gains trample until end of turn.

Redeem

Prevent all damage that would be dealt this turn to up to two target creatures.

Starlight Invoker

Paralyze

Enchant creature
When Paralyze enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
At the beginning of the upkeep of enchanted creature's controller, that player may pay {4}. If the player does, untap the creature.

Mesa Pegasus

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Mistform Wakecaster

Flying
{1}: Mistform Wakecaster becomes the creature type of your choice until end of turn.
{2}{U}{U}, {T}: Choose a creature type. Each creature you control becomes that type until end of turn.

Cursed Flesh

Enchant creature
Enchanted creature gets -1/-1 and has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Fertile Ground

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Bouncing Beebles

Bouncing Beebles can't be blocked as long as defending player controls an artifact.

Blade of the Sixth Pride

Rune of Protection: Blue

{W}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.
Cycling {2} ({2}, Discard this card: Draw a card.)

No Rest for the Wicked

Sacrifice No Rest for the Wicked: Return to your hand all creature cards in your graveyard that were put there from the battlefield this turn.

Daybreak Coronet

Enchant creature with another Aura attached to it
Enchanted creature gets +3/+3 and has first strike, vigilance, and lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)

Hurloon Minotaur

Samite Healer

{T}: Prevent the next 1 damage that would be dealt to any target this turn.

Blue Ward

Enchant creature
Enchanted creature has protection from blue. This effect doesn't remove Blue Ward.

Imperiosaur

Spend only mana produced by basic lands to cast this spell.

Hill Giant

Sick and Tired

Two target creatures each get -1/-1 until end of turn.

Goblin Spelunkers

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

Zombie Brute

Amplify 1 (As this creature enters the battlefield, put a +1/+1 counter on it for each Zombie card you reveal in your hand.)
Trample

Virulent Sliver

All Sliver creatures have poisonous 1. (Whenever a Sliver deals combat damage to a player, that player gets a poison counter. A player with ten or more poison counters loses the game.)

Weakness

Enchant creature
Enchanted creature gets -2/-1.

Pearled Unicorn

Lava Axe

Lava Axe deals 5 damage to target player or planeswalker.

Weatherseed Elf

{T}: Target creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Plated Sliver

Plains

Strength of Unity

Enchant creature
Domain — Enchanted creature gets +1/+1 for each basic land type among lands you control.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Goblin Firebug

When Goblin Firebug leaves the battlefield, sacrifice a land.

Power Taint

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, that player loses 2 life unless they pay {2}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Veil of Birds

When an opponent casts a spell, if Veil of Birds is an enchantment, Veil of Birds becomes a 1/1 Bird creature with flying.

Suffering

Pain

Pain // Suffering

King Crab

{1}{U}, {T}: Put target green creature on top of its owner's library.

Gift of Granite

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature gets +0/+2.

Dromosaur

Whenever Dromosaur blocks or becomes blocked, it gets +2/-2 until end of turn.

Tragic Poet

{T}, Sacrifice Tragic Poet: Return target enchantment card from your graveyard to your hand.

Quick Sliver

Flash
Any player may cast Sliver spells as though they had flash.

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.

Wall of Hope

Defender (This creature can't attack.)
Whenever Wall of Hope is dealt damage, you gain that much life.

Reviving Vapors

Reveal the top three cards of your library and put one of them into your hand. You gain life equal to that card's mana value. Put all other cards revealed this way into your graveyard.

Sarcomite Myr

{2}: Sarcomite Myr gains flying until end of turn.
{2}, Sacrifice Sarcomite Myr: Draw a card.

Disciple of Law

Protection from red
Cycling {2} ({2}, Discard this card: Draw a card.)

Terror

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

Daru Stinger

Amplify 1 (As this creature enters the battlefield, put a +1/+1 counter on it for each Soldier card you reveal in your hand.)
{T}: Daru Stinger deals damage equal to the number of +1/+1 counters on it to target attacking or blocking creature.

Homing Sliver

Each Sliver card in each player's hand has slivercycling {3}.
Slivercycling {3} ({3}, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle.)

Llanowar Cavalry

{W}: Llanowar Cavalry gains vigilance until end of turn.

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.

Llanowar Elves

Probe

Kicker {1}{B} (You may pay an additional {1}{B} as you cast this spell.)
Draw three cards, then discard two cards. If this spell was kicked, target player discards two cards.

Fatal Attraction

Enchant creature
When Fatal Attraction enters the battlefield, it deals 2 damage to enchanted creature.
At the beginning of your upkeep, Fatal Attraction deals 4 damage to enchanted creature.

Holy Armor

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