msem-instigator

You may cast this spell without paying its mana cost if it targets a creature with power 5 or greater and you control a Swamp and a Mountain.
Last Stop deals 11 damage to target creature. That creature loses indestructible until end of turn.

Up to two target creatures can't block this turn.
Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)

Deathtouch
Vanishing 4 (This creature enters with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Last-Thought Feeder dies, fateseal 2. (To fateseal 2, look at the top two cards of an opponent's library, then put any number of them on the bottom of that player's library and the rest on top in any order.)

Whenever a nontoken creature you control dies, you may exile it. If you do, create a token that's a copy of it except it is an enchantment. (It still has its abilities, but it's not a creature or other types.)

Target creature gets +X/+0 until end of turn, where X is the number of instant and sorcery cards in your graveyard.

Flash
Flying
When Laughing Bird enters, you may return a creature you control to its owner's hand.

Trample
Whenever Lava Hellions attacks, you may have it consume. If you do, it deals 2 damage to defending player. (To consume, sacrifice another creature or exile a creature card from your graveyard.)

Lava Plume deals 3 damage to any target.
At the beginning of each end step, if you have 5 or less life, you may pay {R} and exile Lava Plume from your graveyard. If you do, it deals 3 damage to any target.

Menace
Whenever you sacrifice an artifact or creature, Lava Scutterer deals 2 damage to any target.

Lava Spill deals 2 damage to any target.
Look at the top three cards of your library. Put one on top and the rest on the bottom in any order.

Vanishing 1 (This creature enters with a time counter on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever a creature you control deals combat damage to a player, put a time counter on Lavacore Elemental.

{4}{R}, Sacrifice Lavahurler: It deals 5 damage to target player or planeswalker.

First strike
{R}, Discard a land card: Put a +1/+1 counter on Lavamancer Adept. It gains menace until end of turn.

Whenever a player looks at one or more cards in your library or searches your library, Lavamind Elemental deals 2 damage to that player. (This includes you.)
At the beginning of your end step, look at the bottom card of your library. You may put it on top of your library.

{2}{R}, Sacrifice Lavaspark Igniter: It deals 2 damage to target creature.

Menace

{1}{R}: Lavatongue Lizard gets +1/+0 until end of turn.
Ferocious — Whenever Lavatongue Lizard attacks, if you control a creature with power 4 or greater, Lavatongue Lizard gains first strike until end of turn.

({T}: Add {B} or {R}.)
Lavatorn Fields enters tapped unless you control a basic Swamp or a basic Mountain.

Lavatrailer enters tapped.
Whenever a creature attacks you, if Lavatrailer is tapped, Lavatrailer deals 1 damage to it.

Counter target spell unless its controller pays {4}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Exile up to one target permanent you control. Return it to the battlefield under its owner's control at the beginning of the next end step.
Recruit. (Create a 0/0 white Soldier Army creature token, then put a +1/+1 counter on each Army you control.)

When Lay Bare Ambitions enters, if it was cast, target opponent reveals their hand. Choose a nonland card from it. That player discards that card.
If a spell or ability an opponent controls would cause them to draw one or more cards, instead sacrifice Lay Bare Ambitions and they skip those draws.

Return any number of lands you control to their owner's hands. For each land returned this way, search your library for a land card, reveal it, then put it into your hand. Then shuffle.

Counter target spell that targets you or a permanent you control.
Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)