msem-instigator

{T}, Tap an untapped creature you control: You gain 2 life.

When Savannah Huntsman enters, it deals X damage to target creature or planeswalker, where X is the number of counters among permanents you control.

Whenever you cast a spell that doesn't share a color with Pelt Mystic, you may scry 1.

Players play with the top card of their libraries revealed.
At the beginning of your first main phase, add {G}{G} for each land card among cards on top of libraries.
Jindao, the Coiled Prophet gets +2/+2 for each creature card among cards on top of libraries.

Whenever Field Chaplain perseveres, you gain 3 life. (A creature perseveres when it survives damage.)

Whenever another creature you control enters, you may gain 1 life.
Whenever a creature enters under an opponent's control, you may have that player lose 1 life.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Paygan Archer dies, it deals damage to target player or planeswalker equal to its power.

Whenever Essence Carver blocks or becomes blocked by a creature with toughness 4 or greater, Essence Carver gets +2/+2 until end of turn.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
Tap four untapped creatures you control: Unlock Clockwork Astrolarium. If the revealed card is white, put it into your hand. Otherwise, put it on top of your library.

Flash
When Slippery Assassin enters, counter target spell if its mana value is less than or equal to Slippery Assassin's power.
Sacrifice another creature: Put a +1/+1 counter on Slippery Assassin.

Augmented — If you've spent {W}{U}{B}{R}{G} to cast spells this turn, you may play Start Over without paying its mana cost.
Put target creature or planeswalker on the bottom of its owner's library.

When Chantwood Channeler enters from your graveyard, it gains haste and creatures you control get +3/+3 and gain trample until end of turn.
{5}{G}{G}{G}, Sacrifice a creature: Return Chantwood Channeler from your graveyard to the battlefield. Activate only as a sorcery.

Flying
When Dreadstone Watcher dies, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Exile target creature you control, then return that card to the battlefield under your control.

Whenever a -1/-1 counter is put on a creature, you may create a 1/2 green Frog creature token.

Haste
Sixpod Sprinter can't be blocked except by creatures with flying or reach.

Survivors you control have vigilance.

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Search your library for up to two land cards, put them onto the battlefield tapped, then shuffle.
5 | Create an X/X blue Spirit creature token, where X is the number of differently named lands you control.

{T}: Add one mana of any color.
{3}, {T}, Sacrifice Coveted Heirloom: Draw a card.
Tap three untapped artifacts you control: Return Coveted Heirloom from your graveyard to the battlefield.

You may cast this spell as though it had flash by sacrificing a creature in addition to its other costs.
Destroy up to four target tapped creatures.

When Lucien's Trail enters, exile target creature or enchantment an opponent controls.
Sacrifice another permanent: Lucien's Trail becomes a copy of the exiled card until end of turn.

Flash
When Cane Dancer enters, you may cast target blue instant or sorcery card with mana value 2 from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Vigilance
{2}{G}: Danuri Phalanx gets +2/+2 until end of turn. Activate only once each turn.

Lifelink
When Disciple of the Coil enters, choose one —
• You draw a card and you lose 2 life.
• Put a +1/+1 counter on target creature you control.

Flash
Defender
When Imposing Barricade enters, target creature doesn't untap during its controller's untap step for as long as you control Imposing Barricade.