msem-instigator

{1}, Sacrifice a creature: Ever-Hungry Tanbaly gains indestructible until end of turn. Tap it.

Trample
Evergrowing Hydra enters with X +1/+1 counters on it.
Whenever another creature you control dies, you may pay {X}, where X is less than or equal to that creature's power. If you do, put X +1/+1 counters on Evergrowing Hydra.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)
Whenever you gain life, you may pay {W}. If you do, transform Evigian Noble.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Enchant creature
Enchanted creature gets +2/+2.
Whenever enchanted creature attacks, create a 2/2 white Knight creature token that's tapped and attacking.

{2}, {T}: Reveal the bottom card of your library. You gain life equal to its mana value. You may put it into your graveyard.

Scry 5.

Each player sacrifices a creature.

Each player sacrifices a creature.
Reconstruct {5}{B}{B}{B} (You may cast this from your graveyard for its reconstruct cost reduced by the mana value of a permanent you sacrifice as you cast it this way. Then exile this.)

{T}: Add {C}.
{1}, {T}, Exile Exotic Isle: Search target opponent's library for a land card and put it onto the battlefield tapped under your control, then that player shuffles. Activate only as a sorcery.

Exotic Vista enters tapped.
{T}: Add {G} or {U}.
When Exotic Vista enters, you may put a loyalty counter on a planeswalker you control.

Exotic Xenoreef enters tapped unless you have two or more opponents.
{T}: Add {G} or {U}.

Target creature gains haste until end of turn.
Draw a card.

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Return to your hand target creature card in your graveyard that was put there from anywhere this turn.
Create a 2/1 black Spirit creature token with “This creature can't block.”

Vigilance
When Expendable Victim dies, create a 1/1 colorless Construct Actor creature token.

Equipped creature gets +2/+2 and has double strike and trample.
Equip {5}

Mill two cards, then you may return a permanent card that was put into your graveyard from anywhere this turn to your hand.

Advance costs you pay cost {1} less.
You may activate advance abilities of permanents you control any time you could cast an instant.

Explorer's Ascent enters tapped.
{T}: Add {W}.
{T}: Target creature you control gets +1/+1 until end of turn.

Each player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles.

Choose a color. Target player reveals their hand and you choose a card of that color from it. If you do, that player discards that card and you lose 1 life.

Whenever you cast your second spell each turn, Expressive Performer deals 1 damage to each opponent.
{3}{R}, {T}, Exert Expressive Performer: It deals 2 damage to each player. (An exerted creature won't untap during your next untap step.)

Expunge the Terrors deals X damage to target creature or planeswalker.
Madness—{1}{R}, Exile X cards from your graveyard. (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Vanishing 4 (This permanent 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 the last time counter is removed from Exquisite Heist, draw three cards.