Have

Seismic Strike

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

Excommunicate

Put target creature on top of its owner's library.

Lightwielder Paladin

First strike (This creature deals combat damage before creatures without first strike.)
Whenever this creature deals combat damage to a player, you may exile target black or red permanent that player controls.

Mind Rot

Bog Wraith

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

Serpent of the Endless Sea

Serpent of the Endless Sea's power and toughness are each equal to the number of Islands you control.
This creature can't attack unless defending player controls an Island.

Sleep

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

Hypnotic Specter

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

Might of Oaks

Target creature gets +7/+7 until end of turn.

Ball Lightning

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Righteousness

Target blocking creature gets +7/+7 until end of turn.

Angel's Feather

Whenever a player casts a white spell, you may gain 1 life.

Warp World

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.

Haunting Echoes

Exile all cards from target player's graveyard other than basic land cards. For each card exiled this way, search that player's library for all cards with the same name as that card and exile them. Then that player shuffles.

Assassinate

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Goblin Piker

Rise from the Grave

Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.

Firebreathing

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

Kelinore Bat

Siege Mastodon

Act of Treason

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Unsummon

Return target creature to its owner's hand.

Yawning Fissure

Each opponent sacrifices a land of their choice.

Cudgel Troll

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

Griffin Sentinel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Wall of Bone

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

Doom Blade

Consume Spirit

Spend only black mana on X.
Consume Spirit deals X damage to any target and you gain X life.

Holy Strength

Enchant creature
Enchanted creature gets +1/+2.

Telepathy

Your opponents play with their hands revealed.

Magma Phoenix

Flying
When this creature dies, it deals 3 damage to each creature and each player.
{3}{R}{R}: Return this card from your graveyard to your hand.

Soul Bleed

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, that player loses 1 life.

Deathmark

Vampire Aristocrat

Sacrifice a creature: This creature gets +2/+2 until end of turn.

Dragon Whelp

Flying
{R}: This creature gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice this creature at the beginning of the next end step.

Veteran Armorsmith

Other Soldier creatures you control get +0/+1.

Harm's Way

The next 2 damage that a source of your choice would deal to you and/or permanents you control this turn is dealt to any target instead.

Elvish Visionary

Blinding Mage

Elvish Archdruid

Other Elf creatures you control get +1/+1.
{T}: Add {G} for each Elf you control.

Diabolic Tutor

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

Shatter

Mesa Enchantress

Whenever you cast an enchantment spell, you may draw a card.

Horned Turtle

Berserkers of Blood Ridge

This creature attacks each combat if able.

Giant Spider

Reach (This creature can block creatures with flying.)

Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Mind Shatter

Target player discards X cards at random.

Negate

Runeclaw Bear

Bountiful Harvest

You gain 1 life for each land you control.

Mind Control

Enchant creature
You control enchanted creature.

Veteran Swordsmith

Other Soldier creatures you control get +1/+0.

Mold Adder

Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on this creature.

Awakener Druid

When this creature enters, target Forest becomes a 4/5 green Treefolk creature for as long as this creature remains on the battlefield. It's still a land.

Lava Axe

Lava Axe deals 5 damage to target player or planeswalker.

Giant Growth

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

Stampeding Rhino

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

Goblin Chieftain

Haste (This creature can attack and {T} as soon as it comes under your control.)
Other Goblin creatures you control get +1/+1 and have haste.

Wall of Faith

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

Wall of Fire

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

Captain of the Watch

Vigilance (Attacking doesn't cause this creature to tap.)
Other Soldier creatures you control get +1/+1 and have vigilance.
When this creature enters, create three 1/1 white Soldier creature tokens.

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Looming Shade

{B}: This creature gets +1/+1 until end of turn.

Royal Assassin

Merfolk Sovereign

Other Merfolk creatures you control get +1/+1.
{T}: Target Merfolk creature can't be blocked this turn.

Kalonian Behemoth

Shroud (This creature can't be the target of spells or abilities.)

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

Acidic Slime

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When this creature enters, destroy target artifact, enchantment, or land.

Zephyr Sprite

Flashfreeze

White Knight

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

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.)

Undead Slayer

{W}, {T}: Exile target Skeleton, Vampire, or Zombie.

Windstorm

Windstorm deals X damage to each creature with flying.

Jackal Familiar

This creature can't attack or block alone.

Craw Wurm

Prevent all combat damage that would be dealt this turn.

Inferno Elemental

Whenever this creature blocks or becomes blocked by a creature, this creature deals 3 damage to that creature.

Sage Owl

Flying
When this creature enters, look at the top four cards of your library, then put them back in any order.

Raging Goblin

Haste (This creature can attack and {T} as soon as it comes under your control.)

Merfolk Looter

Lightning Elemental

Regenerate

Regenerate target creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Coral Merfolk

Elite Vanguard

Angel's Mercy

Dragon's Claw

Whenever a player casts a red spell, you may gain 1 life.

Clone

You may have this creature enter as a copy of any creature on the battlefield.

Cancel

Kraken's Eye

Whenever a player casts a blue spell, you may gain 1 life.

Gravedigger

When this creature enters, you may return target creature card from your graveyard to your hand.

Essence Scatter

Stormfront Pegasus

Borderland Ranger

When this creature enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Alluring Siren

{T}: Target creature an opponent controls attacks you this turn if able.

Disorient

Target creature gets -7/-0 until end of turn.

Air Elemental

Panic Attack

Up to three target creatures can't block this turn.

Demon's Horn

Whenever a player casts a black spell, you may gain 1 life.

Siege-Gang Commander

When this creature enters, create three 1/1 red Goblin creature tokens.
{1}{R}, Sacrifice a Goblin: This creature deals 2 damage to any target.

Celestial Purge

Honor of the Pure

Disentomb

Return target creature card from your graveyard to your hand.

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.)

Viashino Spearhunter

First strike (This creature deals combat damage before creatures without first strike.)

Enormous Baloth

Wind Drake

Deadly Recluse

Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

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.

Mind Spring

Convincing Mirage

Enchant land
As this Aura enters, choose a basic land type.
Enchanted land is the chosen type.

Tendrils of Corruption

Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control.

Capricious Efreet

At the beginning of your upkeep, choose target nonland permanent you control and up to two target nonland permanents you don't control. Destroy one of them at random.

Howl of the Night Pack

Create a 2/2 green Wolf creature token for each Forest you control.