msem-instigator

Assault {3}{G} (Whenever this attacks, if it has no +1/+1 counters on it, you may pay its assault cost to put a +1/+1 counter on it.)
When Crushclaw Pulverizer assaults, you may destroy target artifact or enchantment.

Foretell {B} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
Up to one target creature gets -1/-1 until end of turn. Put a +1/+1 counter on up to one target creature.

(As this Discovery enters and after your draw step, add a progress counter. Stop after you've discovered.)
I, II — Create a tapped Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
Discovery — {2}, Sacrifice an artifact: Draw a card.

Flash
Enchant player
When Curse of Ceaseless Pursuit enters the battlefield, put two +1/+1 counters on target creature you control.
Creatures attacking enchanted player have trample.

Enchant player
When Curse of Grasping Air enters the battlefield, enchanted player reveals their hand. You choose a nonland card from it. That player discards that card.
Spells you cast that target enchanted player cost {1} less to cast.

Enchant player
When Curse of Life's Cycles enters the battlefield, destroy target creature enchanted player controls.
Concord — At the beginning of enchanted player's upkeep, if there are four or more card types among permanents you control, that player loses 1 life and you gain 1 life.

Enchant player
At the beginning of enchanted player's upkeep, that player upgrades a creature you control. (They give it one of the listed counters it doesn't have.)
• +1/+1
• Lifelink
• Menace

Equipped creature gets +2/+1.
When equipped creature deals combat damage to an opponent, you may sacrifice Cursebreaker Hammer. If you do, destroy target artifact or enchantment that player controls.
Equip {2}

Foretell {R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
If this spell is foretold, you may cast it as though it had flash.
Create two 1/1 red Pirate creature tokens.

Target opponent sacrifices a creature with the greatest power among creatures that player controls.
Fabled {3}{B}{B} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that player.)

Exile all creatures. Exile Cycle of Creation with X genesis counters on it, where X is the number of creatures exiled this way.
Whenever you cast a spell, if Cycle of Creation is in exile, you may remove a genesis counter from it. If you do, create a 1/1 white Human creature token.

Mark (Whenever this creature attacks, mark target creature until end of turn.)
Whenever a marked creature an opponent controls dies, create a Food token. (It's an artifact with “{2}, {T}, Sacrifice this artifact: You gain 3 life.”)

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Frontiers Anew {G}
Sorcery — Adventure
Search your library for a basic land card, reveal it, put it into your hand, then shuffle. (Then exile this card. You may cast the creature later from exile.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — Create a 1/1 blue Pirate creature token or a 2/2 white Dwarf creature token.
III — Until end of turn, creatures you control gain “Whenever this creature attacks, draw a card, then discard a card unless this creature is a Pirate.”
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Harness (You may tap a creature you control as you cast this spell. If you do, reduce that spell's mana cost by that creature's power.)
When Darutu's Plow enters the battlefield, if it was harnessed by an Ox, untap that Ox and attach Darutu's Plow to it.
Equipped creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power.
Equip {3}

Vigilance
Whenever Darutu, God of Bounty enters the battlefield or attacks, you may put a +1/+1 counter on another target Ox you control.
Enchantment spells you cast have harness. Only Oxen can be tapped to harness those spells. (You may tap an Ox you control as you cast that spell. If you do, reduce that spell's mana cost by that Ox's power.)

Dawson's Negotiations deals 3 damage to any target. Players discard cards equal to the amount of excess damage dealt to a permanent they control this way.

Prevent all combat damage that would be dealt this turn except by creatures you control with +1/+1 counters on them.

Whenever a creature you control deals combat damage to a player, it cackles. (Put a menace counter on it. If it already has menace, it deals 1 damage to each opponent instead.)
{3}{B}: Each creature you control with menace gains lifelink until end of turn.

Engage (This creature must be blocked each combat if able.)
Whenever Death Pits Gladiator perseveres, profit. (A creature perseveres when it survives damage. To profit, create a colorless Gold artifact token with “Sacrifice this artifact: Add one mana of any color.”)

Haste
Whenever another creature you control dies, each opponent loses 1 life and you gain 1 life.

When Death Pits Trophy enters the battlefield, target opponent discards a card.
Equipped creature gets +1/+1.
Equip {1}

Deathtouch
When Deathbed Confessor enters the battlefield, if it entered from a graveyard or you cast it from a graveyard, you draw two cards and you lose 2 life.

Flying, deathtouch

Menace
Creatures you control get +1/+0 as long as you've foretold a card this turn.
Creatures you control get +1/+0 as long as you've cast a foretold spell this turn.