msem-instigator

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

Enspirit (As you cast this spell, you may exile a nonenchantment creature you control until this leaves the battlefield or fails to resolve. Reduce this spell's cost by the exiled card's mana value.)
You may look at the top card of your library any time.
You may play the top card of your library.

Enchant creature
Enchanted creature gets +3/+3, has flying, and “{1}{W}: Put a +1/+1 counter on this creature.”

Reach
{1}, Sacrifice a nonland permanent: Imposing Manticore deals 1 damage to each opponent.

Defiance (Whenever this creature takes damage, if it survives and wasn't defiant, put a +1/+1 counter on it and it becomes defiant.)
As long as Pyresong Ranger has a +1/+1 counter on it, it has vigilance and “{T}: Add {G}{G}.”

Put target creature with power X or less on top of its owner's library.
Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Flash
This spell can't be countered.
Whenever Shigurei attacks, you may activate an ability of a creature you control without paying its cost.
{1}{G}{U}: Target permanent becomes a colorless Island land until end of turn.

Search your library for two basic land cards that don't share a land type and put them onto the battlefield tapped.
{W}{U}{B}{R}{G}, Exile The World Follows After from your graveyard: Create a 4/4 Elemental creature token that's all colors. It can't block this turn.

{T}: Add {C}.
{T}: Add one mana of any color a Desert you control could produce.
{1}, {T}, Sacrifice Eroded Sanctuary: Draw a card. Activate only if you control four or more Deserts.

Enchant creature you control
When Flamespeaker's Craft enters, it deals 2 damage to any target.
Enchanted creature has “{T}, Discard a card: Draw a card.”

Trample
Orodu, the Onyx Wave can't block.
Whenever Orodu attacks, defending player may sacrifice a creature. If they do, prevent all combat damage Orodu would deal this turn.

When Trainer of the Abyss dies, create a 1/1 black Demon Hound creature token with deathtouch.

Reach

Whenever you cast an instant or sorcery spell, create a 1/1 red and white Sand enchantment creature token with lifelink and haste.

{2}, Sacrifice a creature or Rewards of Ruthlessness: Creatures you control get +1/+0 until end of turn.

Deathtouch
Each opponent's maximum hand size is reduced by the number of poison counters that player has.

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

Tithe (As you cast this spell, you may tap three artifacts and/or creatures you control.)
Search your library for a card and put that card into your hand, then shuffle. If this spell's tithe was paid, add {B}{B}{B}{B}.

Whenever you sacrifice a permanent, put a +1/+1 counter on Shipment Overseer.
Surpass {5}{R} ({5}{R}: Transform this creature. This costs {1} less to activate for each counter on it. Activate only as a sorcery.)

Pyrophoric Blast deals 3 damage to target creature. If that creature would die this turn, exile it instead.

{T}: Add {C}.
{2}, {T}: Choose a color, then choose one —
• Add one mana of that color for each token you control.
• Add one mana of that color for each permanent you control with one or more counters on it.

Double strike

Harness (You may tap a creature you control as you cast this spell. If you do, reduce this spell's mana cost by that creature's power.)
Flamethrower deals 4 damage to any target.

Reach
{1}{B}: Bloomcrawler gains deathtouch until end of turn.