Leapfrog has flying as long as you've cast an instant or sorcery spell this turn.

: Leaping Lizard gets -0/-1 and gains flying until end of turn.

Target player shuffles their graveyard into their library.

Draw a card.

Put a card from your hand on top of your library: Return Leashling to its owner's hand.

Return target nonland permanent to its owner's hand.

Draw a card.

Other permanents you control have hexproof.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Lifelink

Equipped creature has lifelink.

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Whenever an opponent draws a card except the first one they draw in each of their draw steps, put a +1/+1 counter on Leela, Sevateem Warrior.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Whenever Leery Fogbeast becomes blocked, prevent all combat damage that would be dealt this turn.

At the beginning of your upkeep, you may put a treasure counter on Legacy's Allure.

Sacrifice Legacy's Allure: Gain control of target creature with power less than or equal to the number of treasure counters on Legacy's Allure. <I>(This effect lasts indefinitely.)</I>

Exchange control of target artifact or creature and another target permanent that shares one of those types with it. <I>(This effect lasts indefinitely.)</I>

When Legion Conquistador enters, you may search your library for any number of cards named Legion Conquistador, reveal them, put them into your hand, then shuffle.

Until end of turn, double target creature's power and it gains first strike.

Haste

Battalion — Whenever Legion Loyalist and at least two other creatures attack, creatures you control gain first strike and trample until end of turn and can't be blocked by creature tokens this turn.

, Sacrifice another creature: Legion Vanguard explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Red creatures you control get +1/+0.

White creatures you control get +0/+1.

, Exile Legion's Initiative: Exile all creatures you control. At the beginning of the next combat, return those cards to the battlefield under their owner's control and those creatures gain haste until end of turn.

Exile target nonland permanent an opponent controls and all tokens that player controls with the same name as that permanent.

Reach

Whenever you scry, if Legolas, Counter of Kills is tapped, you may untap it. Do this only once each turn.

Whenever a creature an opponent controls dies, put a +1/+1 counter on Legolas.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Untap target creature. Until end of turn, it gains hexproof, reach, and "Whenever this creature becomes tapped, it deals damage equal to its power to up to one target creature."

When Lembas enters, scry 1, then draw a card.

, , Sacrifice Lembas: You gain 3 life.

When Lembas is put into a graveyard from the battlefield, its owner shuffles it into their library.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)

Lens Flare deals 5 damage to target attacking or blocking creature.

: Until end of turn, Thopters you control have base power and toughness X/X, where X is the number of cards in your hand.

, : Draw a card, then discard a card. If the discarded card was an artifact card, exile it from your graveyard. If you do, create a token that's a copy of it, except it's a 0/2 Thopter artifact creature with flying in addition to its other types.

Players can't search libraries. Any player may pay for that player to ignore this effect until end of turn.

: Target creature gets +1/+1 until end of turn.

Whenever you cast a spell, you may untap Leonin Battlemage.

Equipped creature has ", Unattach Leonin Bola: Tap target creature."

Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Heroic — Whenever you cast a spell that targets Leonin Iconoclast, destroy target enchantment creature an opponent controls.

Lifelink

When Leonin Sanctifier enters the battlefield, choose a creature card in your hand. It perpetually gains lifelink.

You may activate equip abilities any time you could cast an instant.

: Creatures you control get +1/+1 until end of turn.

Whenever Leonin Warleader attacks, create two 1/1 white Cat creature tokens with lifelink that are tapped and attacking.

Flying, vigilance

Whenever Leori, Sparktouched Hunter deals combat damage to a player, choose a planeswalker type. Until end of turn, whenever you activate an ability of a planeswalker of that type, copy that ability. You may choose new targets for the copies.

Draft Leovold's Operative face up.

As you draft a card, you may draft an additional card from that booster pack. If you do, turn Leovold's Operative face down, then pass the next booster pack without drafting a card from it. (You may look at that booster pack.)

Whenever an opponent casts a green spell, you may pay . If you do, look at that player's hand and choose a card from it. The player discards that card.

: Return Leshrac's Sigil to its owner's hand.

As an additional cost to cast this spell, discard a card.

: Lesser Masticore deals 1 damage to target creature.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Target creature gets -2/-2 until end of turn. It gets an additional -1/-1 until end of turn for each modified creature you controlled as you cast this spell. (Equipment, Auras you control, and counters are modifications.)

As an additional cost to cast this spell, put a -1/-1 counter on a creature you control.

Destroy target creature.

Whenever a creature enters, destroy it.

: Destroy Lethal Vapors. You skip your next turn. Any player may activate this ability.

Delirium — Choose one. If there are four or more card types among cards in your graveyard, choose one or more instead.

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

• Each opponent discards two cards.

• Each opponent loses 3 life and you gain 3 life.

Trample

Leviathan enters tapped and doesn't untap during your untap step.

At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan.

Leviathan can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)

Creatures you control have flying.

If this card is in your opening hand, you may begin the game with it on the battlefield.

Equipped creature gets +1/+1 and has double strike and trample.

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

If Leyline of Abundance is in your opening hand, you may begin the game with it on the battlefield.

Whenever you tap a creature for mana, add an additional .

: Put a +1/+1 counter on each creature you control.

If Leyline of Mutation is in your opening hand, you may begin the game with it on the battlefield.

You may pay rather than pay the mana cost for spells you cast.

If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield.

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

If Leyline of the Guildpact is in your opening hand, you may begin the game with it on the battlefield.

Each nonland permanent you control is all colors.

Lands you control are every basic land type in addition to their other types.

If Leyline of Vitality is in your opening hand, you may begin the game with it on the battlefield.

Creatures you control get +0/+1.

Whenever a creature you control enters, you may gain 1 life.

Flying

You don't lose unspent red mana as steps and phases end.

When Leyline Tyrant dies, you may pay any amount of . When you do, it deals that much damage to any target.

At the beginning of each combat, each creature you control gets +1/+1 until end of turn if it has the same name as another creature you control or a creature card in your graveyard.

: Another target nontoken creature you control gains first strike and double team until end of turn. Activate only as a sorcery and only once.