msem-instigator

Choose one —
• Target creature gets +2/-1 until end of turn.
• Basat Charm deals 3 damage to target player or planeswalker.

You gain 7 life.
Coalesce {5}{G}{G} (You may cast this from your graveyard for {5}{G}{G}. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)

Exile target nonland permanent if its mana value is less than or equal to the greatest number of nonland permanents controlled by a single player.

Return target creature to its owner's hand. Its controller loses 1 life.

Target opponent reveals their hand. You choose a nonland card from it. If you can't, they discard a card. Otherwise, that player discards a card, then if they didn't discard the chosen card, you create a tapped Treasure token.

Brazen Sacrilege deals 2 damage to any target. Until end of turn, if a red source you control would deal damage to that player or to that permanent's controller, it deals that much damage plus 1 instead.

Destroy target artifact or enchantment. Its controller gains 4 life.

Destroy all nonland permanents with mana value 3 or less.

Players can't gain life.
Whenever a player casts a spell, Rage of the Ravaged deals 1 damage to that player.

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a legendary spell or activate an ability of a legendary permanent.

{T}, Pay 1 life, Sacrifice Wayfarer's Shrine: Search your library for a basic land card, put it onto the battlefield, then shuffle.

Repeat the following process X times. Exile a creature you control, then return it to the battlefield under your control.
Exile Lazaire's Conjuring.

Archive 5 (As this enters the battlefield, shuffle the top five cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
At the beginning of your upkeep, put the top card of any of your libraries on the bottom of the archived library, then you may put any card in the archived library on top of the archived library.

Dawson's Collector can't block.
Whenever Dawson's Collector attacks, you may sacrifice another creature. If you do, create a tapped Treasure token.
Whenever you sacrifice your third permanent each turn, each opponent sacrifices a creature or planeswalker.

Flying, haste
{X}{R}{R}, Exile an instant or sorcery card with mana value X from your graveyard: Return Merkurio's Familiar from your graveyard to the battlefield. It gets +X/+0 until end of turn.

When Leija's Greenblade enters the battlefield, you may pay {G}. If you do, destroy target artifact or enchantment.

Search your library for a permanent card with mana value 3 or less and put it onto the battlefield, then shuffle.
Motley — Then if there are five or more names among nonland permanents you control, you gain 7 life.

Trample
Assault {2}{R}{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.)
If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Each other Rogue creature you control enters the battlefield with an additional +1/+1 counter on it.
Remove a +1/+1 counter from a creature you control: That creature can't be blocked this turn.

Whenever you cast an instant or sorcery spell, you may have Xenocrata's Fleet become a 4/4 Ship artifact creature with haste until end of turn.
Whenever Xenocrata's Fleet deals combat damage to an opponent, create that many 1/1 red Warrior creature tokens.

{T}: Add {C}{C}. Spend this mana only to cast spells with mana value 5 or greater.

(As this Discovery enters and after your draw step, add a progress counter. Stop after you've discovered.)
I, II — Look at the top five cards of your library. Put up to one creature card with mana value 2 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.
Discovery — At the beginning of combat on your turn, tap target creature an opponent controls.

Journey three times. (Exile the top three cards of your library face up. Whenever a creature you control deals combat damage to an opponent, put a journeyed card you own into your hand.)

Converge — Counter target spell unless its controller pays {1} for each color of mana spent to cast Cosmic Sinkhole.

Choose two —
• Destroy target artifact.
• Discard a card, then draw a card.
• Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)