msem-instigator

Flash
When Giver of Martoob enters, put a +1/+1 counter on each of up to two target creatures you control.

Whenever a creature dies, put a +1/+1 counter on Repository of Thoughts.
At the beginning of each combat, you may move a counter from Repository of Thoughts to target creature.

Create three 1/1 blue Advisor creature tokens.
Monument {2}{G}{U} (You may cast this transformed from your graveyard for its monument cost. Exile it if it would leave the battlefield or not resolve.)

Put a +1/+1 counter on each of up to two target creatures you control.
Draw a card.

Whenever one or more creatures you control with counters on them attack, draw a card.

Equipped creature gets +2/+2 and has protection from blue and from black. (It can't be targeted, dealt damage, enchanted, or equipped by anything blue or black.)
Whenever equipped creature deals combat damage to a player, Sword of Fanaticism deals 3 damage to up to one target creature and you gain 3 life.
Equip {R}{W}

When you cast this spell, create a token that's a copy of it.
Equipped creature gets +2/+2.
Equip {2}

Flying
When Pyreheart Angel enters, exile target creature an opponent controls with mana value 3 or less until Pyreheart Angel leaves the battlefield.
When Pyreheart Angel leaves the battlefield, it deals 3 damage to each opponent.

Flying
When Cyrukan's Messenger enters, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.
Whenever Cyrukan's Messenger attacks, you may put an Equipment card from your hand onto the battlefield attached to Cyrukan's Messenger.

Equipped creatures you control get +1/+1 for each Equipment attached to them.
Whenever Cyrukan's Devoted attacks, create a Weapon token and attach it to target attacking creature you control. (It's an Equipment artifact with equip {2} and “Equipped creature gets +1/+1.”)

When Conquerer's Blade enters, create a 1/1 white Soldier creature token and attach Conquerer's Blade to it.
Equipped creature gets +1/+0 and has first strike.
Equip {3}

As long as it's your turn, Ameret is a 4/4 Angel creature with flying, haste, indestructible, and “Whenever Ameret attacks, attach any number of Equipment you control to them.”
[+2]: Create two 1/1 red and white Cleric creature tokens with lifelink.
[–3]: Ameret deals 4 damage to target creature or planeswalker. You gain 4 life.
[–4]: For each creature you control, create a Weapon token and attach it to that creature. (It's an Equipment artifact with equip {2} and “Equipped creature gets +1/+1.”)

Menace
Whenever Tamaak's Mouth attacks, defending player sacrifices a nonland permanent.

Pay 1 life, Exile a card from your graveyard: Piruz's Knight gets +2/+2 until end of turn. Activate this ability only once each turn.

At the beginning of your upkeep, if you control three or more creatures, you draw a card and you lose 1 life.
{2}{B}{G}: Create a tapped 1/1 Horror creature token that's all colors.

Deathtouch
Whenever Ghul of Forgotten Pasts dies, you may exile it. If you do, return target creature card from a graveyard to the battlefield under your control. You gain life equal to that card's mana value.

At the beginning of your upkeep, sacrifice a non-Snake creature or Boon of the Pacts. Then create a 1/1 black Snake creature token with deathtouch.
At the beginning of your draw step, draw an additional card.
Spells you cast cost {1} less to cast.

When Affluent Knight enters, recruit, then recruit again. (To recruit, create a 0/0 white Soldier Army creature token, then put a +1/+1 counter on each Army you control.)

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Noncreature spells you cast cost {1} less to cast. This effect can't reduce the amount of mana a spell costs to cast to less than one mana.

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
If casting a noncreature spell would cause an ability of a permanent you control to trigger, that ability triggers an additional time.

Enchant creature
You control enchanted creature.
When Shahmaran's Captivation enters, untap enchanted creature. It gains haste until end of turn.

Hexproof
Discard two cards: You may cast target instant or sorcery card in your graveyard this turn. If that spell would be put into a graveyard, exile it instead.
At the beginning of your end step, if you have two or fewer cards in hand, transform Fahrib.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, draw a card.
At the beginning of your end step, if you have four or more cards in hand, transform Rahstahde.

Draw three cards, then exile three cards from your hand. Until the end of your next turn, you may play those cards.

Flash
When Fiery Truthseeker enters, you may cast target instant or sorcery card with mana value 3 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.