msem-instigator

Other creatures have haste and attack each combat if able.
Nonland cards in your hand have paranoia {4}. (The owner of a card with paranoia {4} may cast it from their hand for {4} when a permanent they control leaves the battlefield.)

Each opponent sacrifices a creature or planeswalker. If you own a foretold card in exile, you gain 4 life.

Reach
Whenever Venomtongue Archer deals damage to a creature, put that many -1/-1 counters on that creature.

Pressure {1}{B} (You may cast this spell for its pressure cost if seven or more cards are in your graveyard.)
Destroy target creature.

Choose one —
• Target player sacrifices a creature.
• Target player reveals their hand. Choose a creature card from it. They discard that card.

Whenever Twilight Dancer attacks, harmonize. (Trigger up to one harmony of a permanent you control.)
Harmony — Each player loses 1 life and mills a card.

Azos's Fury deals 6 damage to target creature or planeswalker you don't control. When excess damage is dealt this way, choose one —
• Add that much {R}.
• Azos's Fury deals that much damage to that permanent's controller.

Draw three cards, then discard a card.

Ward—Discard a card. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player discards a card.)
You have “Ward—Discard a card.”

As Fortified Village enters, you may reveal a Forest or Plains card from your hand. If you don't, Fortified Village enters tapped.
{T}: Add {G} or {W}.

{T}: Add {C}.
{T}, Sacrifice Cave of Pleonexia: Destroy target nonbasic land an opponent controls. You and that player each create a Treasure token. Activate only as a sorcery and only if that land's controller controls four or more lands. (A Treasure token is an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

Whenever Firefall Praetorians attacks, exile the top card of your library then copy it. You may play the copy and/or the exiled card.

Vanishing 2 (This permanent enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever a time counter is removed from All Who Wander, you gain 2 life and scry 1.

Defender
Whenever another creature you control enters, Orphan of the Nav gets +1/+1 until end of turn and can attack as though it didn't have defender this turn.

Flying
When Obsidian Hellkite dies, it deals 2 damage to up to one target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.
Foreshadow {4}{R}{R} (You may cast this spell for its foreshadow cost. If you do, also trigger its “dies” abilities when it enters.)

Exile the top X cards of target opponent's library. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.

At the beginning of your upkeep, each opponent mills cards equal to the number of card types among permanents you control.

Tomb of the Roseblade enters tapped.
{T}: Add {C}.
{X}, {T}, Sacrifice Tomb of the Roseblade: Search your library for an Equipment card with mana value X or less, put it onto the battlefield, then shuffle. Activate only as a sorcery.

({T}: Add {U} or {R}.)
Boiling Ridge enters tapped.
Cycling {2} ({2}, Discard this card: Draw a card.)

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
Haste
At the beginning of combat on your turn, sacrifice Sahra unless he entered the battlefield or transcended this turn.
{R}{G}: Demon — Discard up to two cards. Draw that many cards plus one.
{2}{R}{G}: Elder — Destroy each artifact and enchantment you don't control.

Target attacking creature gets +3/+1 and gains trample until end of turn. (Then exile this card. You may cast the creature later from exile.)

Flying, lifelink
Whenever Blackhearted Sphinx attacks, you may pay 3 life. If you do, draw a card.

{1}, Sacrifice another creature: Put a +1/+1 counter on Dread Cabalist and on up to one target legendary creature. Activate only as a sorcery.

Flying
When Cerulean Sovereign enters, you may return target creature an opponent controls or instant or sorcery card in your graveyard to its owner's hand.

You may cast this spell as though it had flash if you pay an additional {1} to cast it.