msem-instigator

Scry 2, then reveal the top card of your library. If it's a basic land card, put it onto the battlefield tapped. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

When Symbiotic Sprout dies, create two 1/1 green Saproling creature tokens.

Flying
Synchronous Hellkite enters with a +1/+1 counter for each other artifact you control.
Sacrifice three artifacts: Return Synchronous Hellkite from your graveyard to the battlefield.

Menace, prowess

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Put a +1/+1 counter on each creature you control.
3 | Those creatures gain vigilance and deathtouch until end of turn.

Enchant creature
When Synergistic Curiosity enters, create a 2/2 blue Rogue creature token.
Enchanted creature gets +1/+1 and can't be blocked by creatures with flying.

{T}, Sacrifice Synthetic Seedling: Choose a basic land type. Create a tapped colorless enchantment land token with the chosen type.

Up to two target creatures can't block this turn. Scry 1.

Whenever you attack, you may draw a card. If you do, discard a card.

Vigilance, reach
Tahti, Forged by the World gets +1/+1 for each other creature you control.
Other creatures you control get +1/+1.

Haste
Whenever Tailor of Terror attacks, you may exile a creature card from your graveyard. If you do, put a +1/+1 counter on Tailor of Terror.

Spirited (When this creature enters, you may activate one of its activated abilities without paying its cost.)
{6}{R}: Takara Flameblade deals 4 damage to target creature. Activate only once each turn.

Enchant creature
Enchanted creature gets +1/+0 and has trample and reach.

Create two 1/1 black Rat Pirate creature tokens.
Whenever two or more creatures you control deal combat damage to a player, you may pay {2} and exile Take All You Can Carry from your graveyard. If you do, create two Treasure tokens.

First strike
Whenever Takeda Taro deals combat damage to an opponent, it deals 1 damage to each creature and planeswalker that player controls.

Until end of turn, noncreature lands you control become 3/3 Elemental creatures with haste and trample.
Orchestrate {1}{G} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

Whenever you cast a red instant or sorcery spell, you may exile a nonred instant or sorcery card from your graveyard. If you do, you may copy the exiled card and cast the copy without paying its mana cost.

{T}: Add {C}.
{1}, {T}, Tap an untapped creature you control: Add mana equal to that creature's mana cost.

{G}, {T}: Create a 1/1 green Elf creature token.
{3}{G}{G}, {T}: Create a 3/3 green Beast creature token.

Reach, trample
Tallowkeep enters with two wax counters on it.
Whenever Tallowkeep attacks, remove a wax counter from it. Then if Tallowkeep has no wax counters on it, sacrifice it.
Whenever another artifact you control enters, put a wax counter on Tallowkeep.

Colossal 3—{7}{R}{R} (You may cast this for its colossal cost to have it enter with three +1/+1 counters; or pay {7}{R}{R} as a sorcery: Put three +1/+1 counters on it if it has none.)
Flying
Each creature you control with a counter on it has double strike.

Vigilance
When Tamaak Confidant enters, you gain 6 life if you control three or more Satrapies.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

When Tamer of the Ton dies, create a 4/4 green Chimera creature token.

Target creature you control gets +2/+2 until end of turn if it's an Insect. Then it fights up to one target creature.