Target player loses 4 life and you gain 4 life.

Basic landcycling 1B (1B, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.)

Flying

1GU: Creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.)

T: Add one mana of any color. Spend this mana only to cast a creature spell.

Apocalypse Hydra enters the battlefield with X +1/+1 counters on it. If X is 5 or more, it enters the battlefield with an additional X +1/+1 counters on it.

1R, Remove a +1/+1 counter from Apocalypse Hydra: Apocalypse Hydra deals 1 damage to any target.

2, T, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, and put them into your hand. Then shuffle your library.

Enchant creature

Enchanted creature has flying, first strike, and vigilance.

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying

Domain ¡ª Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Banefire deals X damage to any target.

If X is 5 or more, this spell can't be countered and the damage can't be prevented.

1: Target creature with power 5 or greater gains vigilance until end of turn.

Flying, trample

At the beginning of your upkeep, each player loses 1 life. Put a +1/+1 counter on Blood Tyrant for each 1 life lost this way.

Whenever a player loses the game, put five +1/+1 counters on Blood Tyrant.

At the beginning of your upkeep, if you control a black permanent, you may put a +1/+1 counter on Bloodhall Ooze.

At the beginning of your upkeep, if you control a green permanent, you may put a +1/+1 counter on Bloodhall Ooze.

Equipped creature gets +1/+0.

Equip 1 (1: Attach to target creature you control. Equip only as a sorcery.)

When Brackwater Elemental attacks or blocks, sacrifice it at the beginning of the next end step.

Unearth 2U (2U: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Exile target black or red permanent.

Trample

Whenever Charnelhoard Wurm deals damage to an opponent, you may return target card from your graveyard to your hand.

Trample

When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Cliffrunner Behemoth has haste as long as you control a red permanent.

Cliffrunner Behemoth has lifelink as long as you control a white permanent.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards and put them into your hand. Then shuffle your library.

Target creature gets -3/-0 until end of turn.

Cycling 2 (2, Discard this card: Draw a card.)

Enchant red or green creature

Enchanted creature doesn't untap during its controller's untap step.

Enchant Forest or Plains

Whenever enchanted land becomes tapped, its controller loses 2 life.

Counter target noncreature spell. Its controller loses 2 life.

Court Homunculus gets +1/+1 as long as you control another artifact.

Creatures your opponents control get -1/-0.

RGW: Cylian Sunsinger and each other creature with the same name as it get +3/+3 until end of turn.

Dark Temper deals 2 damage to target creature. If you control a black permanent, destroy the creature instead.

Flying

B: Darklit Gargoyle gets +2/-1 until end of turn.

Domain ¡ª Target creature gets -1/-1 until end of turn for each basic land type among lands you control.

First strike

WUBRG: Until end of turn, Dragonsoul Knight becomes a Dragon, gets +5/+3, and gains flying and trample.

1UR: Dreadwing gets +3/+0 and gains flying until end of turn.

Enchant creature

Enchanted creature gets +3/+3 and has flying.

Whenever enchanted creature deals damage to a player, that player discards two cards.

Reach (This creature can block creatures with flying.)

As long as you control a red permanent, Ember Weaver gets +1/+0 and has first strike.

Flying

Flying

At the beginning of your upkeep, return an artifact you control to its owner's hand.

Flying

1WB, T: Destroy target creature or enchantment.

2U: Untap Ethersworn Adjudicator.

T: Add one mana of any color that a land an opponent controls could produce.

Domain ¡ª Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle your library. Exploding Borders deals X damage to target player or planeswalker, where X is the number of basic land types among lands you control.

Flying

Whenever another creature leaves the battlefield, you may have target player put the top two cards of their library into their graveyard.

Unearth 2B (2B: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

When Faerie Mechanist enters the battlefield, look at the top three cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Fiery Fall deals 5 damage to target creature.

Basic landcycling 1R (1R, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.)

Destroy target artifact or enchantment. If that permanent was blue or black, draw a card.

WUBRG: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate this ability only during your turn. (A creature with fear can't be blocked except by artifact creatures and/or black creatures.)

At the beginning of each player's draw step, that player draws two additional cards.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

U, T: Draw a card, then discard a card.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

T: Destroy target creature that dealt damage to you this turn.

Creatures you control get +1/+2 until end of turn. Untap those creatures.

Basic landcycling 1W (1W, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.)

Flash

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

Protection from white

1R, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners.

At the beginning of your end step, you may have Goblin Razerunners deal damage equal to the number of +1/+1 counters on it to target player or planeswalker.

T: Target land you control becomes the basic land type of your choice until end of turn.

When Grixis Slavedriver leaves the battlefield, create a 2/2 black Zombie creature token.

Unearth 3B (3B: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

WU, T: Put a bribery counter on target creature you don't control. Its controller draws a card.

Creatures with bribery counters on them can't attack or block.

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

Hellkite Hatchling has flying and trample if it devoured a creature.

Trample, haste

At the beginning of the end step, sacrifice Hellspark Elemental.

Unearth 1R (1R: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Ignite Disorder deals 3 damage divided as you choose among one, two, or three target white and/or blue creatures.

Whenever Infectious Horror attacks, each opponent loses 2 life.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Trample

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

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

T: Target creature can't be blocked this turn.

When Kaleidostone enters the battlefield, draw a card.

5, T, Sacrifice Kaleidostone: Add WUBRG.

Whenever an opponent draws a card, if you control a red permanent, you may have Kederekt Parasite deal 1 damage to that player.

Knight of the Reliquary gets +1/+1 for each land card in your graveyard.

T, Sacrifice a Forest or Plains: Search your library for a land card, put it onto the battlefield, then shuffle your library.

1, T: Add RGW.

1W: Kranioceros gets +0/+3 until end of turn.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Flying

Whenever Maelstrom Archangel deals combat damage to a player, you may cast a nonland card from your hand without paying its mana cost.

Flying

When Magister Sphinx enters the battlefield, target player's life total becomes 10.

Flying

When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

1, T: Add one mana of any color.

Domain ¡ª Equipped creature gets +1/+1 for each basic land type among lands you control.

Equip 3

Enchant creature

Enchanted creature gets +2/+2 and can't block.

Prevent all noncombat damage that would be dealt to creatures you control.

Create X 1/1 white Soldier creature tokens. If X is 5 or more, destroy all other creatures.

U, T, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

Domain ¡ª Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control.

Vigilance, trample

Whenever Meglonoth blocks a creature, Meglonoth deals damage to that creature's controller equal to Meglonoth's power.

Domain ¡ª Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Trample

At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of Mirror-Sigil Sergeant.

Destroy target artifact creature.

Cycling 2 (2, Discard this card: Draw a card.)

Vigilance

R, T: Target creature can't block this turn.

G, T: Target creature blocks this turn if able.

Protection from blue

Protection from artifacts

+3: Destroy target noncreature permanent.

?2: Gain control of target creature.

?9: Nicol Bolas, Planeswalker deals 7 damage to target player or planeswalker. That player or that planeswalker's controller discards seven cards, then sacrifices seven permanents.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

T: Add G, W, or U.

As Nyxathid enters the battlefield, choose an opponent.

Nyxathid gets -1/-1 for each card in the chosen player's hand.

1W, T: You gain 5 life.

1U, T: Draw a card, then discard a card.

1B, T: Target creature gets -2/-2 until end of turn.

1R, T: Obelisk of Alara deals 3 damage to target player or planeswalker.

1G, T: Target creature gets +4/+4 until end of turn.

Whenever another creature with power 5 or greater enters the battlefield under your control, you may return target creature card from your graveyard to your hand.

First strike

WUBRG: Until end of turn, Paragon of the Amesha becomes an Angel, gets +3/+3, and gains flying and lifelink.

Flying

When Parasitic Strix enters the battlefield, if you control a black permanent, target player loses 2 life and you gain 2 life.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle their library.

Flying

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

2R: Pestilent Kathari gains first strike until end of turn.

Protection from everything

If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

Quenchable Fire deals 3 damage to target player or planeswalker. It deals an additional 3 damage to that player or planeswalker at the beginning of your next upkeep step unless that player or that planeswalker's controller pays U before that step.

Haste

R, T: Create a 3/1 red Elemental creature token with haste.

You have no maximum hand size.

T: Add C.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

When Rhox Bodyguard enters the battlefield, you gain 3 life.

When Rhox Meditant enters the battlefield, if you control a green permanent, draw a card.

When Rotting Rats enters the battlefield, each player discards a card.

Unearth 1B (1B: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)