msem-instigator

Flash
When Splitting Image enters, you may pay {2} any number of times. Whenever you do, copy target spell. You may reselect modes and choose new targets for the copies.

Flying
Shimmer (Whenever this creature attacks, create a tapped and attacking token that's a copy of it. Exile the token at the beginning of the end step.)

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
{3}{W}: You gain 1 life.
Sponsor of the Folded Fan gets +2/+0 as long as you're in a renaissance.

Whenever Sporecaster or another Insect you control enters, each opponent loses 1 life.

{1}{G}: Exile two target cards from a single graveyard. When you do, germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)

Tap up to two target creatures. Germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)

Enchant creature
When Sporegraft enters, germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)
Enchanted creature has lifelink.

Haste
Whenever Spotted Slugger deals combat damage to a player, you may have it deal damage equal to its power to target creature.

{T}: Add one mana of any color. When this mana is spent to cast an enchantment spell with mana value 5 or greater, draw a card.

Enchant creature
When Sprawled Arming enters, put a +1/+1 counter on enchanted creature.
Enchanted creature has first strike.
{5}: Return Sprawled Arming to its owner's hand.

At the beginning of each upkeep, untap up to two target lands.

Reveal cards from the top of your library until you reveal a land card, then put that card onto the battlefield tapped. You may put another card revealed this way on top of your library. Put the rest of the cards revealed this way on the bottom in a random order.

Sprout Hermit can't attack unless you control a creature with power 4 or greater.
Attain {3}{G} ({3}{G}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

Draw a card. Scry 2.
Orchestrate {U} (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 equipped creature deals combat damage to a player, put two balance counters on Staff of Equilibrium.
Remove a balance counter from Staff of Equilibrium: Staff of Equilibrium deals 1 damage to any target.
Equip {1}

Enchant creature or enchantment
Enchanted permanent doesn't untap during its controller's untap step.
Enchanted permanent can't have counters put on it.

Whenever a permanent you control leaves the battlefield, if it had counters on it, you may put those counters on Stage Magician.
At the beginning of your end step, you may move any number of counters from Stage Magician onto target permanent you control.

Destroy target attacking creature with mana value 3 or less.

Put a +1/+1 counter on target creature. (Then exile this card. You may cast the creature later from exile.)

Flash
When Stalker in the Mist enters, up to one target creature gets -1/-0 until end of turn.

Menace
Stalker of Myth gets +1/+0 for each creature you control with chronicle.
{2}, Remove a counter from a permanent you control: Draw a card, then discard a card.

Return target spell to its owner's hand. Its controller can't cast spells this turn. (Spells cast before this resolves are unaffected.)

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Whenever Stalwart Cathar and at least two other creatures attack, Stalwart Cathar gets +2/+0 until end of turn. Untap it.

Stalwart Guardian has first strike as long as it's attacking.
Augmented — When Stalwart Guardian enters, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, create two 1/1 blue Elemental creature tokens with flying.

When Stalwart Physicker enters, you may remove a -1/-1 counter from target creature.