msem-instigator

Whenever a Soldier or Knight you control enters, you may sacrifice Ceanne's Dawnbringer. If you do, put your choice of two different counters on that creature from among +1/+1, first strike, lifelink, and vigilance.

Ceanne, Shield of Caerdyne enters with your choice of a +1/+1, first strike, lifelink, or vigilance counter.
Counters remain on Ceanne as it moves to any zone other than a player's hand or library.
{3}{G/W}: For each kind of counter on Ceanne, put a counter of that kind on another target creature you control. Activate only once each turn and only as a sorcery.

Flying
When Champion's Steed enters, put a flying counter on target Avatar you control without flying.

{3}{G}: Search your library and/or graveyard for an Aura card, reveal it, and put it into your hand. If you search your library this way, shuffle.
{1}{U}: Untap target creature.

{W}, {T}: Tap target creature.

When Conscious Taboo enters, look at target opponent's hand. You may exile a noncreature, nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs {2} more to cast.

Flying
When Courier Eagle enters, target creature gets +2/+1 until end of turn.

At the beginning of combat on your turn, put a +1/+1 counter on Crosswind Cutter if it's a creature.
Crew 1 (Tap any number of creatures you control with total power 1 or greater: This Vehicle becomes an artifact creature until end of turn.)

Creatures your opponents control enter tapped.
Bulwark — At the beginning of each upkeep, if you control a creature with toughness 4 or greater, Danuri Custodian gains indestructible until end of turn.

Whenever another creature in Daoshi Spiritdancer's pack dies, you may sacrifice Daoshi Spiritdancer. If you do, return that creature card to the battlefield under your control at the beginning of the next end step. (Two or more creatures you control with equal power are in a pack.)

Whenever Daring Skythief crews a Vehicle, that Vehicle gains flying until end of turn.

When Dawson's Bouncer enters, choose one —
• Put a +1/+1 counter on Dawson's Bouncer.
• Create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

Flying
When Departed Butler enters, draw a card.

Whenever Determined Hero attacks, upgrade it. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Respawn (When this creature dies, if it attacked this turn, return it to its owner's hand.)

When Diligent Analyst enters, you may put an progress counter on a Project you control.
Diligent Analyst gets +1/+1 as long as you control two or more enchantments.

Disciple of Atemhar has lifelink as long as it has a +1/+1 counter on it.

Flash
When Dragonwall Samurai enters, prevent all combat damage target creature would deal this turn.

First strike
{4}{W}, {T}: Target creature gets +2/+1 and gains first strike until end of turn. Activate only as a sorcery.

First strike (This creature deals combat damage before creatures without first strike.)

Legendary creatures you control get +1/+1.

Flying
Once each turn, when an opponent draws a card while they have more cards in hand than you, you may draw a card.

Flying
{3}{W}, {T}: Exile another target creature you control, then return that card to the battlefield under your control.

Flying
Nonartifact permanents entering the battlefield don't cause abilities to trigger.

When Fading Memories enters, exile target creature card from a graveyard.