msem-instigator

{T}, Pay 1 life: Add {B}.
{7}{B}{B}, Exile Ligos, Shadow's Source from your hand: Destroy all creatures you don't control. They can't be regenerated.

At the beginning of your end step, put a -1/-1 counter on each creature you control.
[+1]: Create two 2/2 black Zombie creature tokens.
[0]: Whenever a creature dies this turn, you draw a card and you lose 1 life.
[–4]: Target opponent gets an emblem with “At the beginning of your end step, put a -1/-1 counter on each creature you control.”

Advance {2} (Cast this for {2} to advance it as it enters. {2}: Advance this as a sorcery.)
Equipped creature gets +1/+1 for each artifact you control.
Equipped creature must be blocked by an additional creature for each time it and this artifact have advanced this turn to be blocked.
Equip {3}

When Limbhacker Blade enters, each opponent discards a card.
Equipped creature gets +2/+0.
Equip {2}

When Limited Mortality enters, return up to one target creature card from your graveyard to your hand.
{1}{B}, Sacrifice Limited Mortality: Return target creature card from your graveyard to your hand. Activate only as a sorcery.

Destroy target artifact or land. If {U} was spent to cast Liquefaction, draw a card.

This spell costs {2} less to cast if it targets a multicolored card.
Return target card from your graveyard to your hand.

Target player discards a card. If they can't, you draw a card and they lose 2 life.
Acquiesce (If you cast this spell from your hand, exile it as it resolves. When one or more creatures you control deal combat damage to an opponent, you may cast this card from exile without paying its mana cost.)

Each player may play an additional land on each of their turns.
Whenever a land enters, each player may draw a card.

Enchant creature
Enchanted creature gets +0/+2 and has “{T}: Draw a card.”

Search your library for a card, then shuffle and reveal that card. Any opponent may have you put it into your graveyard. If a player does, draw a card. Otherwise, put it into your hand.

Target creature gets +2/+2 for each creature blocking it and gains trample until end of turn.
Fuse (You may cast one or both halves of this card from your hand.)

Reveal the top five cards of your library. Put a creature or enchantment card from among them into your hand. Put the rest on the bottom of your library in a random order.

Up to two target creature cards in your graveyard gain revive until end of turn. Their revive costs are equal to their mana cost. (Pay that creature's mana cost, Exile that card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Once each turn, when a permanent is exiled from the battlefield by a spell or ability you control, you may draw a card.

Whenever a land you control enters, create a 3/3 red and green Elemental creature token.

{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.

Living Vista enters tapped.
{T}: Add {G} or {W}.
{1}, {T}: Add one mana of any color.

{T}: Add {C}.
At the beginning of your end step, if you control three or more enchantments, you may pay {W}. If you do, create a 0/1 white Llama creature token.

{T}: Add {C}.
{3}{W}: Until end of turn, Llereaux's Lair becomes a 1/2 creature. It's still a land. It can't be blocked this turn if {U} was spent to activate this ability, has indestructible if {B} was spent, and gets +2/+1 if {R} was spent.

Archive 5 (As this enters, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
If you would draw a card from an archived library, draw a card from each of your archived libraries instead. (Archived libraries are those that still have their Study in play.)

[+2]: Up to one target creature gets +3/+1 until your next turn. Up to one target creature gets -3/-1 until your next turn.
[–2]: Up to two other target permanents you control become a copy of another target permanent until your next turn.
[–8]: Exchange your library and hand, then shuffle.

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.)

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

When Lock Away enters, exile target nonland permanent an opponent controls until Lock Away leaves the battlefield.