msem-instigator

Flying
When Blossoming Hatchling enters, create a Treasure token.

Hexproof
At the beginning of each end step, if an opponent was dealt 4 or more damage this turn, return target instant or sorcery card from your graveyard to your hand.

Target creature gains trample until end of turn. The next time a source of your choice would deal damage to that creature, prevent that damage. If damage is prevented this way, that creature gets +X/+0 until end of turn, where X is the amount of damage prevented this way.

Embellish {2}{U} (If you cast this spell for {2}{U}, create a 1/1 blue Thopter artifact creature token with flying when it enters.)
{T}: Target player mills a card. If you control three or more artifacts, that player mills three cards instead.

Each player sacrifices a creature. Create a tapped 2/2 black Zombie creature token.

Menace
If another Dwarf or Elf you control would deal damage to an opponent or permanent an opponent controls, it deals that much damage plus 1 instead.
{2}{R}: Create a 1/1 red Dwarf creature token.

{2}, Remove a counter from another permanent you control: Ruthless Monstrosity gets +2/+2 until end of turn.

Scry 1, then reveal the top card of your library. If it's a land card, put it into your hand.
Draw a card.

You may exert Deathmarked Explorer as it attacks. When you do, it gets +X/+X until end of turn, where X is 10 minus your life total. (An exerted creature won't untap during your next untap step.)
{T}, Discard a card: Draw a card. Deathmarked Explorer deals 2 damage to you.

Shu Qin enters with your choice of a flying or +1/+1 counter on him.
At the beginning of your upkeep, choose a creature in Shu Qin's pack. He gains that creature's abilities until end of turn. (Two or more creatures you control with equal power are in a pack.)

Enchant creature
When Join the Pack enters, create a 2/2 green Wolf creature token.
Enchanted creature gets +2/+2.

Equipped creature gets +1/+0 and has poisonous 1. (Whenever it deals combat damage to a player, that player gets a poison counter.)
Equip {1}

({T}: Add {U} or {B}.)
As Forlorn Ruin enters, you may pay {1}. If you don't, Forlorn Ruin enters tapped.

When Trapped in the Tower enters, exile target creature an opponent controls until Trapped in the Tower leaves the battlefield. (That creature returns under its owner's control.)
When you lose life, sacrifice Trapped in the Tower.

Target opponent loses 2 life and you gain 2 life. If you control a Wizard, instead that player loses 4 life and you gain 4 life.

Whenever you gain life, you may put target creature or planeswalker card from your graveyard on top of your library.

Flash
When Div of Unsettling Secrets enters, exile target permanent or spell. Its controller draws two cards.

Flash
You may cast Elemental spells as though they had flash.
Once each turn, when you cast an instant spell, you may put a +1/+1 counter on target Elemental you control.

Arcane Sanctum enters tapped.
{T}: Add {W}, {U}, or {B}.

Lifelink
Tap three other untapped creatures and/or artifacts you control: Transform Heroic Crusader.

Flying, vigilance
When Manafly enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Flying
Instant and sorcery spells you cast cost {1} less to cast.
{2}{U}: Target player mills two cards.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Mill four cards.
II — Return target land card from your graveyard to the battlefield.
III — Return target creature or non-Saga enchantment card from your graveyard to the battlefield.
IV — You may cast target instant or sorcery card from your graveyard without paying it mana cost

Rhapsody {4}{R}{R} (Pay {4}{R}{R} to cast this as a 4/4, or as a sorcery to make it become a 4/4.)
Menace

Choose target spell. If it's an instant, a sorcery, or you cast this spell from exile, copy it. You may choose new targets for the copy.
Prophecy {2}{U}{U} (Once each turn, you may exile a card with prophecy as you reveal it. When you do, you may cast it for its prophecy cost as long as it's exiled.)