msem-instigator

As an additional cost to cast this spell, discard a card.
Return up to one target instant card and up to one target sorcery card from your graveyard to your hand. Exile Sustaining Meditation.

At the beginning of your end step, put a flood counter on Swelling Sea, then return each nonland permanent with mana value less than or equal to the number of flood counters on Swelling Sea to its owner's hand.

Flash
When Swift Savior enters the battlefield, if you control a legendary creature, you may have Swift Savior deal 2 damage to target attacking or blocking creature.

Flying
When Syrina's Brood enters the battlefield, look at the top six cards of your library, then put them back in any order.

Flying
When Syrina, the Dragon Queen enters the battlefield, gain control of target nonland permanent for as long as you control Syrina, the Dragon Queen.
{2}{U}: Exile Syrina, the Dragon Queen. Return her to the battlefield at the beginning of the next end step.

Enchant creature
Whenever enchanted creature deals combat damage to a player, draw a card.

Whenever a creature you control becomes monstrous, draw a card.

Return target creature card from your graveyard to the battlefield.
Fabled {2}{B} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Gain control of target creature with power 4 or less until end of turn. Untap that creature. It gains haste until end of turn.

Defender
Whenever another creature deals damage to Temperate Gazebo, you gain 3 life.

Flying, lifelink

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Temple Instructor enters the battlefield, return target creature to its owner's hand.

Temple Recluse gets +1/+0 as long as you've cast a noncreature spell this turn.

{T}: Add {C}.
{2}, {T}: Add two mana in any combination of colors.

Scry 3. If you control a Wizard, draw a card.

Temporary Armory enters the battlefield with four +1/+1 counters on it.
Whenever Temporary Armory becomes equipped to a creature, move a +1/+1 counter from Temporary Armory to that creature.
Equipped creature has first strike.
Equip {2}

Create a 1/1 white Bird creature token with flying, then invigorate 1. (Choose a creature with the least power among creatures you control and put a +1/+1 counter on it.)

Enchant creature
Enchanted creature has base power and toughness 1/1, and its activated abilities can't be activated.

Target player discards two cards.
Ferocious — That player discards two cards at random instead if you control a creature with power 4 or greater.

Whenever The Ever-Pestilent deals combat damage to a player, that player discards a card at random.

Whenever The First Idol attacks, create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)
Sacrifice three Idols: Return The First Idol from your graveyard your hand.

Look at the top sixteen cards of your library. Put any number of creature cards with different mana values from among them onto the battlefield and the rest on the bottom of your library in any order.

{T}: Add {C}.
{2}, {T}: Prevent all combat damage target creature would deal this turn.

Counter target spell unless its controller pays {3}. That spell's controller mills three cards.