msem-instigator

(Add a quest counter as this enters. Sacrifice after 4.)
Whenever a creature you control enters, add a quest counter.
1 — Exile target nonland permanent an opponent controls until target creature you control leaves the battlefield.
2, 3 — Each player may scry 1.
4 — Put all cards exiled with Bind the Great Evil into their owners' graveyards.

Enchant creature
Enchanted creature can't attack or block alone.

Flash
When Binding Stones enters, exile target creature with power 3 or less until Binding Stones leaves the battlefield.

Return up to one target spell to its owner's hand.
Create two 1/1 blue Elemental creature tokens with flying. They can't block this turn.

You gain 2 life. Then if you have more life than an opponent, draw a card.
At the beginning of your upkeep, if Bittersweet Reunion is in your graveyard, you may pay {1}{W} and exile it. If you do, you may copy it and cast the copy without paying its mana cost.

When Bizarre Dreams enters, destroy up to one target artifact or enchantment.
{3}{W}, Sacrifice Bizarre Dreams: Create two 1/1 blue Elemental creature tokens with flying. They can't block this turn.

When Blackwall Ramparts enters, exile up to two target nonland permanents you don't control with total mana value 8 or less until Blackwall Ramparts leaves the battlefield.
Whenever you draw a card, you gain 1 life.

At the beginning of your upkeep, if Blade of Ancestors isn't attached to a creature, create a 1/1 white Soldier creature token, then attach Blade of Ancestors to it.
Equipped creature gets +1/+1.
Equip {2}

Blessed Barrage deals 5 damage divided as you choose among any number of attacking or blocking creatures.

Enchant creature
Enchanted creature gets +2/+2.
When enchanted creature dies, return it to the battlefield under its owner's control.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature gets +1/+3.
Whenever enchanted creature attacks, you gain 1 life.

When Blessing from Wings on High enters, you may search your library for an Angel or Nephilim card, reveal it, put it into your hand, then shuffle.
Creatures you control get +1/+0.

Target creature gains indestructible until end of turn. Whenever that creature perseveres this turn, create a 1/1 white Nymph creature token. (A creature perseveres when it survives damage.)

Glitch {2} (Remove one [restriction] for each time you pay the glitch cost.)
Target [attacking] creature gets +2/+2 and gains indestructible until end of turn.

At the beginning of your upkeep, create two 1/1 colorless Construct artifact creature tokens, then you gain life equal to the number of artifacts and enchantments you control.

Exile target creature you control, then return it to the battlefield under its owner's control.
Flashback {2}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creatures you control get +2/+2 until end of turn.

When Blossom-Ash Trance enters, you gain 3 life.
At the beginning of each end step, if you gained 3 or more life this turn, draw a card.

Target creature gets +2/+2 until end of turn.
Fuse (You may cast one or both halves of this card from your hand.)

Each creature you control gets +1/+1 for each permanent attached to it.

If casting this spell causes a triggered ability of its target to trigger, that ability triggers an additional time.
Target creature gains first strike until end of turn.

As Brave the Issbarrens enters, choose a color.
White creatures you control have protection from the chosen color. (This permanent can't be targeted, dealt damage, enchanted, or equipped by anything with that color.)

Destroy target artifact or tapped creature.

Double your life total. (Then exile this card. You may cast the creature later from exile.)

Choose one —
• Creatures you control get +2/+0 until end of turn.
• Destroy target artifact or enchantment. You gain 3 life.