msem-instigator

Enchant creature
Enchanted creature has +2/+0 and has haste.
Quickdraw {R} (When a creature you control blocks or becomes blocked, you may cast this spell for {R}.)

Equipped creature gets +1/+0 and has first strike.
As long as another artifact named Dueling Blades is attached to a creature you control, equipped creature has double strike.
Equip {1}

{3}{R}: Target creature can't be blocked this turn if it's an artifact creature or has power 2 or less.

Enchant creature
Enchanted creature gets +2/+2 and can't be blocked as long as defending player controls a Desert.

Reach (This creature can block creatures with flying.)

Protection from Dawn Chord (This creature can't be blocked, targeted, dealt damage, or enchanted by anything named Dawn Chord.)
{1}{R}: Target Reflection's base power becomes equal to Dusk Chord's power until end of turn.

Whenever you cast an instant or sorcery spell, you may pay {1}. If you do, Dwarven Fireslinger deals 1 damage to each player.

When this creature enters, create a Weapon token, then attach it to a creature you control. (It's an Equipment artifact token with equip {2} and “Equipped creature gets +1/+1”.)
Arise {5}{R} ({5}{R}, Exile this from your graveyard as a sorcery: Create a black token copy of it that's also a Zombie and can't block.)

When Dwarven Tunnelers enters, create a tapped Treasure token.
{T}: Target creature with power 2 or less can't be blocked this turn.

Prowess
Whenever you cast an instant or sorcery spell, if its mana value is less than or equal to Dwarven Twinslinger's power, copy that spell. You may choose new targets for the copy.

Equipped creature gets +1/+1 and has double strike.
Equip {2}{R}
Madness {2}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
When Dwarven War Hatchet enters, if you cast it for its madness cost, attach it to target creature you control.

Whenever you cast a noncreature spell, Dynamic Wyvern gains flying until end of turn.

Haste
Whenever Eager Guide attacks, tap up to two target creatures you don't control.

{1}{R}: Earnest Labourer gets +2/+0 until end of turn.
{4}{G}: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Enchant creature
Enchanted creature gets +1/+1 for each land your team controls.

Each land doesn't untap during its controller's next untap step.

First strike
{1}{R}, Discard a card: East Ward Forgetender gets +2/+0 until end of turn.

Prowess
Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Echoing Thunder deals 3 damage to target creature and all other creatures with the same name as that creature.

Whenever one or more cards leave your graveyard, this creature deals 1 damage to each opponent.
{1}{R}, Exile this card from your graveyard: Create a Treasure token.

{2}{R}, Sacrifice an artifact or land: Draw a card. Edelber Mine Captain deals 1 damage to each opponent.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead, except the additional tokens are named Ingenious Idea.
At the beginning of your end step, exile each token you control named Ingenious Idea.

Haste
When Efreetspeaker dies, create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

Your opponents can't gain life.
Whenever you cast a noncreature spell, put a +1/+1 counter on Eidolon of the Arena.

Whenever Hatsuo attacks, if you control three or more attacking creatures, attacking creatures you control gain first strike until end of turn.
Inspired — Whenever Hatsuo becomes untapped, create a 1/1 white Warrior creature token. It gains haste and attacks this turn if able.