Lose Calm

Sorcery

Gain control of target creature until end of turn. Untap that creature. It gains haste and menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

A lifetime of discipline forsaken in a moment of rage.

Loss (Profit/Loss)

Instant

Creatures your opponents control get -1/-1 until end of turn.

Fuse (You may cast one or both halves of this card from your hand.)

Lost in a Labyrinth

Instant

Target creature gets -3/-0 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Even those who leave the labyrinth never escape it, forever dreaming of their time trapped within.

Lost in the Mist

Instant

Counter target spell. Return target permanent to its owner's hand.

The secrets she carried could have saved many lives, but they quietly drowned with her.

Lost in the Woods

Enchantment

Whenever a creature attacks you or a planeswalker you control, reveal the top card of your library. If it's a Forest card, remove that creature from combat. Then put the revealed card on the bottom of your library.

Lost Leonin

Creature - Cat Soldier

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Mirrans were broken down and rebuilt, made to be loyal servants of the force they had fought.

Lotleth Troll

Creature - Zombie Troll

Trample

Discard a creature card: Put a +1/+1 counter on Lotleth Troll.

: Regenerate Lotleth Troll.

He lurks in the undercity, eager for the corpse haulers to unload their rotting cargo.

Lotus Bloom

Artifact

Illus. Mark Zug

Lotus Cobra

Creature - Snake

Landfall - Whenever a land enters the battlefield under your control, you may add one mana of any color to your mana pool.

Its scales contain the essence of thousands of lotus blooms.

Lotus Path Djinn

Creature - Djinn Monk

Flying

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

"The lotus takes root where body and mind intersect. It blooms when body and mind become one."

Lotus-Eye Mystics

Creature - Human Monk

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

When Lotus-Eye Mystics enters the battlefield, return target enchantment card from your graveyard to your hand.

Every action has a foreseen purpose.

Loxodon Convert

Creature - Elephant Soldier

Just one drop of the glistening oil can eventually stain even a soul as stalwart as a loxodon's beyond redemption.

Loxodon Partisan

Creature - Elephant Soldier

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

"This war is not about loxodon or leonin, Sylvok or Auriok. To defeat these rotters, we must do it together."

Loxodon Smiter

Creature - Elephant Soldier

Loxodon Smiter can't be countered.

If a spell or ability an opponent controls causes you to discard Loxodon Smiter, put it onto the battlefield instead of putting it into your graveyard.

Loxodon Warhammer

Artifact - Equipment

Equipped creature gets +3/+0 and has trample and lifelink. (If the creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker. Damage dealt by the creature also causes its controller to gain that much life.)

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

Loxodon Wayfarer

Creature - Elephant Monk

The Mirran elders vanished with Memnarch, leaving behind a generation of wayward orphans.

Loyal Cathar

Creature - Human Soldier

Vigilance

When Loyal Cathar dies, return it to the battlefield transformed under your control at the beginning of the next end step.

"I trust myself to do my duty, even unto death. It's what comes after that I'm afraid of."
-Constable Visil, to Thalia

Loyal Pegasus

Creature - Pegasus

Flying

Loyal Pegasus can't attack or block alone.

"Even if I should die in the saddle, she will not let me fall to the ground."
-Hypatia of the Winged Horse

Loyal Retainers

Creature - Human Advisor

Sacrifice Loyal Retainers: Return target legendary creature card from your graveyard to the battlefield. Activate this ability only during your turn, before attackers are declared.

Lu Xun, Scholar General

Legendary Creature - Human Soldier

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Whenever Lu Xun, Scholar General deals damage to an opponent, you may draw a card.

Ludevic's Test Subject

Creature - Lizard

Defender

: Put a hatchling counter on Ludevic's Test Subject. Then if there are five or more hatchling counters on it, remove all of them and transform it.

Lullmage Mentor

Creature - Merfolk Wizard

Whenever a spell or ability you control counters a spell, you may put a 1/1 blue Merfolk creature token onto the battlefield.

Tap seven untapped Merfolk you control: Counter target spell.

"Many voices are needed to quiet this land."

Lumbering Falls

Land

Lumbering Falls enters the battlefield tapped.

: Add or to your mana pool.

: Lumbering Falls becomes a 3/3 green and blue Elemental creature with hexproof until end of turn. It's still a land.

Lumberknot

Creature - Treefolk

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Whenever a creature dies, put a +1/+1 counter on Lumberknot.

Animated by geists fused in its oak, it hungers for more life to add to its core.

Lumengrid Drake

Creature - Drake

Flying

Metalcraft - When Lumengrid Drake enters the battlefield, if you control three or more artifacts, return target creature to its owner's hand.

Properly outfitted, drakes made perfect sentries for vedalken strongholds.

Lumengrid Gargoyle

Artifact Creature - Gargoyle

Flying

"Anything that watches without sleep and fights without fear is a valuable ally against the Phyrexians."
-Kara Vrist, Neurok agent

Luminarch Ascension

Enchantment

At the beginning of each opponent's end step, if you didn't lose life this turn, you may put a quest counter on Luminarch Ascension. (Damage causes loss of life.)

: Put a 4/4 white Angel creature token with flying onto the battlefield. Activate this ability only if Luminarch Ascension has four or more quest counters on it.

Luminate Primordial

Creature - Avatar

Vigilance

When Luminate Primordial enters the battlefield, for each opponent, exile up to one target creature that player controls and that player gains life equal to its power.

Luminous Wake

Enchantment - Aura

Enchant creature

Whenever enchanted creature attacks or blocks, you gain 4 life.

"If destiny's champions have arisen to fight the Ancient Ones, then let me, too, do my part."
-Ravuel of Graypelt

Lunar Mystic

Creature - Human Wizard

Whenever you cast an instant spell, you may pay . If you do, draw a card.

"I'm pleased this world has learned the moon affects more than the tides."
-Tamiyo, the Moon Sage

Lure

Enchantment - Aura

Enchant creature

All creatures able to block enchanted creature do so.

It makes the insignificant conspicuous, the repulsive alluring, and the deadly irresistible.

Lurking Arynx

Creature - Cat Beast

Formidable - : Target creature blocks Lurking Arynx this turn if able. Activate this ability only if creatures you control have total power 8 or greater.

Once it has your scent, it will hunt you from the Gurmag Swamp to Ayagor.

Lurking Automaton

Artifact Creature - Construct

Reveal Lurking Automaton as you draft it and note how many cards you've drafted this draft round, including Lurking Automaton.

Lurking Automaton enters the battlefield with X +1/+1 counters on it, where X is the highest number you noted for cards named Lurking Automaton.

Lurking Crocodile

Creature - Crocodile

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

Islandwalk (This creature is unblockable as long as defending player controls an Island.)

Lurking Predators

Enchantment

Whenever an opponent casts a spell, reveal the top card of your library. If it's a creature card, put it onto the battlefield. Otherwise, you may put that card on the bottom of your library.

All are prey to the eyes of the wild.

Lush Growth

Enchantment - Aura

Enchant land

Enchanted land is a Mountain, Forest, and Plains.

Naya's bounty spills over upon itself. Each leaf and flower struggles against the next with thrashing thorns, acidic pollen, and strangling roots.

Lust for War

Enchantment - Aura

Enchant creature

Whenever enchanted creature becomes tapped, Lust for War deals 3 damage to that creature's controller.

Enchanted creature attacks each turn if able.

Lux Cannon

Artifact

: Put a charge counter on Lux Cannon.

, Remove three charge counters from Lux Cannon: Destroy target permanent.

There are few problems that can't be solved by putting a hole in the world.

Lyev Decree

Sorcery

Detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.)

The Azorius have so many codes and statutes that you're always in violation of one of them.

Lyev Skyknight

Creature - Human Knight

Flying

When Lyev Skyknight enters the battlefield, detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)