msem-instigator

Equipped creature gets +2/+1.
Whenever equipped creature attacks, you draw a card and lose 1 life.
Equip Knight or Soldier {1}
Equip {3}

Lifelink, trample
Champion of Stilthorpe's power and toughness are each equal to the number of Citizens and/or Peasants you control.

Flying
When Chattering Parrot enters or leaves the battlefield, you may draw a card. If you do, put a card from your hand on the bottom of your library.

Equipped creature gets +2/+1.
Equipped creature has first strike as long as it's attacking.
Whenever a Knight or Soldier you control attacks, you may attach Chevalier's Lance to it.
Equip {3}

Chigau Market Outskirts enters the battlefield tapped. When it does, choose a creature card name.
{T}: Add {B}.
{1}, {T}, Sacrifice Chigau Market Outskirts: You may cast a creature spell with the chosen name from your graveyard this turn.

Flying

At the beginning of your upkeep, you may discard a card. If you do, draw a card.
At the beginning of your end step, Choking Dunes deals X damage to any target, where X is the number of land cards in your graveyard.

When Churning Sandwurms enters the battlefield, remove all counters from target permanent. Put a +1/+1 counter on Churning Sandwurms for each counter removed this way.

This spell costs {1} less to cast for each creature you attacked with this turn.
Flying

Equipped creature has flying.
Equip {1}

Target creature you control gains hexproof and indestructible until end of turn. If it's a Knight or Soldier, put a +1/+1 counter on it.

Destroy target artifact or enchantment with mana value 4 or less.

Once each turn, when you foretell a card or cast a foretold spell, you may create a tapped Treasure token.

When Commander of the Cavalry enters the battlefield, you may search your library for a creature card with ride, reveal it, and put it into your hand. If you do, shuffle.
{X}, {T}: Put a creature card with ride and mana value X or less from your hand onto the battlefield transformed and attached to another target creature you control without a Mount attached to it.

As an additional cost to cast this spell, sacrifice a permanent in your portfolio.
Draw two cards and you lose 2 life.

Exile target creature you control, then return that card to the battlefield under your control. Scry 1.

Equipped creature gets +1/+0, has no name, and loses all non-Pirate, non-Rogue creature types.
{1}: Equipped creature gains the creature types and activated abilities of target creature and its name becomes that creature's name until end of turn.
Equip {1}

I, II — Create a 1/1 white Soldier creature token with vigilance.
Discovery — At the beginning of combat on your turn, you may pay {2}{W}. If you do, creatures you control get +1/+1 until end of turn.

Civilized — This spell costs {1} less to cast if you control an artifact, a creature, and an enchantment.
Counter target spell.

Enchant creature or planeswalker
As Consumed by Fashion enters the battlefield, put two loyalty counters on enchanted permanent.
You control enchanted permanent. It's an Okus planeswalker with “+1: Scry 1” and “-3: Draw a card” and loses all other card types and abilities.

{T}, Remove a +1/+1 counter from a creature you control: You draw a card and you lose 1 life.

Enchant creature you control
Corrupted Mount's rider gets +5/+4 and can't block.

Corsair Sellsword can't block.
Whenever you foretell a card or cast a foretold spell, you may return Corsair Sellsword from your graveyard to your hand.

When Cosmonaut Pioneer enters or leaves the battlefield, choose one—
• Scry 1, then draw a card.
• Create a 3/3 green Alien creature token with trample.
• You gain 5 life.

Whenever another creature with power 2 or less enters the battlefield under your control for the first time each turn, you may pay {W}. If you do, draw a card.