msem-instigator

Menace
Whenever Lieshi Pariah deals combat damage, you lose that much life unless it's in a pack. (Two or more creatures you control with equal power are in a pack.)

Lieshi Shrine enters tapped.
{T}: Add {W} or {B}.
{W/B}, {T}, Sacrifice Lieshi Shrine: Put a +1/+1 counter on target creature you control. Activate only as a sorcery.

When Life from Death enters, create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)
Whenever a nontoken creature you control dies, create a 1/1 green Saproling creature token.

You can't cast this spell unless you have at least 5 life more than your starting life total.
Ward—Pay 5 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 5 life.)
{3}{W}{B}, Discard Life's Bride: Exile target nonland permanent. You gain life equal to its mana value.

When Life's Harbinger dies, you may put a +1/+1 counter on target creature you control.
{T}: Add {G}.

Enchant creature
Enchanted creature gains +X/+X, where X is your life total.
When enchanted creature dies, shuffle Life's Will into its owner's library.

At the beginning of your upkeep, put a brush counter on Life's Work, exile cards from the top of your library until you exile a card with mana value greater than or equal to the number of brush counters on Life's Work, then put that card into your hand.

Whenever a +1/+1 counter is put on Lifeblood Leecher, target creature an opponent controls gets -1/-1 until end of turn.

When Lifebreather enters, you gain 4 life.
Revive {4}{W} ({4}{W}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

{3}{G}: Put a +1/+1 counter on Lifecaller Dryad.

Pay 2 life: Lifecraft Aberration gains indestructible until end of turn.
Pay 3 life: Lifecraft Aberration gets +1/+1 until end of turn.

{T}: Add one mana of any color.
{2}, {T}: Choose a color. Add X mana of the chosen color, where X is the number of permanents you control that could produce mana of that color.

When Lifegorging Aberration enters, each opponent loses X life, where X is the number of Zombies you control. You gain life equal to the life lost this way.

Kindle 4—{4}{U}{U} ({4}{U}{U}, Exile this card from your graveyard: Create four 1/1 colorless Elemental creature tokens. Kindle only as a sorcery.)

When Lifespark Alchemist enters, create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)
Whenever Lifespark Alchemist or another creature dies, each opponent loses 1 life.

Reach (This creature can block creatures with flying.)
Whenever Lifespinner Spider blocks or becomes blocked by a creature with flying, you gain 1 life.

Reach
Each other creature you control gets +1/+1 for each +1/+1 counter on it.

Enchant creature
Enchanted creature has flying.
Whenever enchanted creature deals combat damage to a creature, you may untap enchanted creature.

Enchant creature
When Lifted Spirits enters, create a 1/1 white Spirit creature token with flying.
Enchanted creature gets +1/+1 and has flying.

Distorted (This creature can be blocked by tapped creatures but not untapped creatures.)

Whenever you gain life for the first time each turn, each opponent loses 2 life.

Whenever you cast a white spell, create a 1/1 white Nymph creature token.

Whenever you activate a loyalty ability of a planeswalker, you gain 1 life.

When Lightblessed Claymore enters, attach it to target creature you control.
Equipped creature gets +2/+0 and has lifelink.
Equip {4}

Distorted (This creature can be blocked by tapped creatures but not untapped creatures.)
{W}, {T}: Lightbolt Archer deals 1 damage to target unblocked attacking creature.