Create a 2/2 blue Drake creature token with flying.
Whenever a creature you control enters, if it wandered, you may exile Lofty Frontiers from your graveyard. If you do, create a 2/2 blue Drake creature token with flying.

Flying
When Lofty Voter enters, make a pledge.

Solidarity
Londel Sharpshot can't be blocked by creatures with power 2 or less.

Whenever this creature transforms into Lone Switchblade or another permanent you control transforms, each opponent loses 1 life and you gain 1 life.

Put any number of target noncreature cards from your graveyard on top of your library in any order.
Draw a card, then exile Long-Lost Legacy.

Flash
Flying, lifelink
Your opponents can't create tokens.

Looming Skyscrapers enters tapped.
{T}: Add {B} or {G}.
{4}: Make a pledge. Activate only as a sorcery.

Menace
{B}{R}: Target creature with power 4 or less can't be blocked by more than one creature this turn.

Kraken, Leviathan, Octopus, and Serpent spells you cast cost {X} less to cast, where X is your devotion to blue.

When Lost Resistor dies, you gain 1 life.
Cybersoul {X}{X}{W}

Indulgence
When Lost in the Moment enters, draw a card then discard a card.
Whenever you indulge, each opponent mills four cards.

Create X blue Shrine enchantment tokens named Unmarked Shrine with “At the beginning of your upkeep, each opponent mills a card.”
{1}{U}, Exile Lost to Memory from your graveyard: Draw two cards. Activate only if an opponent has eight or more cards in their graveyard.

Flash
When Louna, the Ever-Learning enters, for each kind of counter among permanents you control, you may put a counter of that kind on Louna, the Ever-Learning.

Lunar Plateau enters tapped.
{T}: Add {W} or {B}.
{1}, Discard Lunar Plateau: Scry 2.

Integrate the top two cards of target player's library. They lose 2 life, and you gain 2 life.
Whenever a permanent you control with two or more cards integrated onto it dies, you may pay {B}. If you do, return Lure into Lunacy from your graveyard to your hand.

Flying
Lurking Gargoyle enters with your choice of counter from among deathtouch, menace or vigilance on it.

Menace
Drop — Lurking Glitch enters with two +1/+1 counters on it if you didn't cast any creature spells during your last turn.

Lifelink
Whenever Lurking Vyrkolakas enters or attacks, target player exiles a card from their graveyard. If a nonland card was exiled this way, put a +1/+1 counter on Lurking Vyrkolakas and you gain 1 life.

Lush Oasis enters tapped unless you control a basic Forest or a basic Island.

Flash
Lyceum Project enters with a +1/+1 counter and a flying counter on it.
When Lyceum Project dies, you may put its counters on target creature.

At the beginning of combat on your turn, up to one target creature you control has base power and toughness X/X until end of turn, where X is the number of enchantments you control.
When Lykaretos dies, bless target land.

Draw two cards. If you don't control an artifact creature, you lose 3 life.

Indulgence
Whenever you indulge, create a 1/1 blue Gargoyle artifact creature token with flying.

Magdalena Bay enters tapped.
{T}: Add {G}, {W}, or {U}.
{VP}{VP}{VP}{VP}, Discard Magdalena Bay: Target creature gets +3/+3 and gains menace until end of turn.

Put a +1/+1 counter on target creature. It gets +0/+2 until end of turn.