msem-instigator

({T}: Add {B} or {R}.)
As Ruptured Flats enters, you may pay {1}. If you don't, Ruptured Flats enters tapped.

Trample
When Ainok Scout enters, nourish 2, then return a creature you control to its owner's hand. (To nourish 2, either put two +1/+1 counters on this creature or create two 1/1 white Citizen creature tokens.)

Target creature gets +2/+2 until end of turn. You gain 2 life.

At the beginning of your upkeep, reveal the top card of your library. If it has the same name as a card in your graveyard, put the revealed card into your hand. Otherwise, put it into your graveyard.

Enchant creature
Enchanted creature gets +1/+1 and has flying.

Flash
If a player would conjure a card, they instead conjure a card named Data-Point. (It's a sorcery that costs {2} with “Draw a card.”.)
If a player would copy a spell or cast a copy, they copy the card named Data-Point instead of anything else.

Creatures you control have deathtouch as long as they're attacking.
[+1]: Target creature you control must be blocked this turn if able.
[–2]: Create two 1/1 white Human creature tokens.
[–X]: Destroy target artifact or enchantment with mana value X and all other permanents with the same name as that permanent.

Flying
When this creature enters, return target creature card with flying from your graveyard to your hand.

Chosen one ({W}{U}{B}{R}{G}: Transform this permanent.)
When Keeper of Holy Lands enters, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top of it.

Other Dryad creatures you control get +1/+1 and have hexproof.

When Bloodpact Collector enters, destroy target creature an opponent controls that was dealt damage this turn or has a -1/-1 counter on it.

Harvest (You may tap any number of creatures you control as you cast this spell. If you do, reduce this spell's mana cost by their total power.)
Target creature you control deals damage equal to its power to target creature you don't control.

Create two tokens that are copies of target noncreature artifact or noncreature artifact card in a graveyard.

Ve'aja, the First Bloodline's power is equal to the number of Clerics you control.
Whenever another nontoken creature you control dies, you lose X life and create X 1/1 black Cleric creature tokens, where X is that creature's power.

Whenever you sacrifice a Clue, Vivian's Vanguard gets +2/+0 and gains flying until end of turn.

{1}, {T}, Move a -1/-1 counter from another creature onto Grace of the Trinity: Another target creature gains indestructible until end of turn.

Flying
Whenever you gain life, target creature an opponent controls gets -1/-1 until end of turn.

Sammel Wyldjack enters with a fuse counter on him.
At the beginning of your upkeep, remove a fuse counter from Sammel Wyldjack. If you do, each player sacrifices four lands and Sammel Wyldjack deals 4 damage to each other creature.

Flying
Your opponents play with their hands revealed.
If an opponent would search their library for a card, you may have that player search their hand for that card instead.

{3}, {T}: Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Concord — Whenever Chitinborn Sentry attacks, if there are four or more card types among permanents you control, prevent all damage that would be dealt to target attacking creature this turn.

Return target nonland permanent you control and target nonland permanent you don't control to their owners' hands.

Flying
Whenever Capricious Wind's Disciple attacks, another target creature in its pack gains double strike until end of turn. (Two or more creatures you control with equal power are in a pack.)

When Frontline Veteran enters, you may sacrifice another creature or artifact. If you do, draw a card.

Opalescent Heirloom enters with a charge counter on it for each color of mana spent to cast it.
Equipped creature gets +1/+1 for each charge counter on Opalescent Heirloom.
Equip—{3} or remove a charge counter from Opalescent Heirloom.