msem-instigator

Haste
Whenever Living Library attacks, you may draw a card. If you do, discard a card.

{T}: Add {C}.
{3}: Living Planet becomes a 2/2 Elemental creature until end of turn. This ability costs {1} less to activate for each creature you control.

As Living Sandstorm enters, choose predator or prey.
Whenever Living Sandstorm attacks,
• Predator — It gets +1/+1 until end of turn.
• Prey — Scry 2.

Whenever you draw a card, Living Script gets +1/+1 until end of turn.

{R}{G}, Reveal Living Supernova from your hand: Put a land card from your hand onto the battlefield tapped. Activate only as a sorcery.
Whenever Living Supernova or a land you control enters, exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Each other creature you control that's an Elf or a Warrior gets +1/+1.
{2}, Sacrifice Llanowar Exemplar: Creatures you control gain indestructible until end of turn.

Noncreature permanents you control become 2/2 red creatures in addition to their other types until end of turn.
Fuse (You may cast one or both halves of this card from your hand.)

When Load-Bearing Behemoth dies, destroy target artifact or land.

Loaded Gift deals 3 damage to any target. If any opponent is cursed, Loaded Gift deals 4 damage to that permanent or player instead.

Trample
Whenever a land you control becomes tapped, Loamwrecker gets +1/+1 until end of turn.

Menace

Nonartifact spells cost {1} more to cast.

Equipped creature gets +2/+3.
Equip {4}
{2}: Attach Lodestone Sword to target artifact creature you control.

Flying
Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

When Logger Recluse enters, you may put a land card from your hand onto the battlefield tapped.
{1}{G}: Logger Recluse gets +3/+0 until end of turn. Activate only once each turn.

Whenever Lone Freelancer becomes blocked, it deals damage equal to its power to defending player.

Target creature gets +2/+2 until end of turn.
Fabled {3}{G}{G} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Menace
Lonely Devil can't attack or block alone.

{2}{G}: Put a +1/+1 counter on Lonesome Ravager.
Ride {G} ({G}: Transform this and attach it to target creature you control without a Steed. Ride only as a sorcery.)

Menace
Lonesome Trio can't attack or block unless at least three other creatures you control also attack or block.

Choose target creature, then flip a coin. If you win the flip, Long Shot deals 5 damage to that creature. Otherwise, return Long Shot to its owner's hand.

Long-Lived Prowler gets +3/+0 as long as there are four or more card types among cards in your graveyard.

Trample
Whenever you cycle Long-Term Method Actor or it attacks, proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)
Basic landcycling {1}{G} ({1}{G}, Discard this card: Search your library for a basic land card, reveal it, and put it into your hand, then shuffle.)

This spell costs {X} less to cast, where X is the greatest power among creatures you control.
{1}{R}{G}: Warriors you control get +1/+0 and gain trample until end of turn.

Look at the top four cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest into your graveyard.