msem-instigator

As Harlowe, Thespian Extraordinaire enters the battlefield, choose a color and creature type.
Harlowe, Thespian Extraordinaire is the chosen color.
Harlowe, Thespian Extraordinaire is the chosen type in addition to its other types.

Tap any number of untapped creatures you control. You gain 4 life for each creature tapped this way.

Wanderlust — When you cast this spell, you may copy it if you control four or more differently named lands. You may choose new targets for the copy.
Target creature you don't control gets -3/-3 until end of turn.

Creatures with defender you control can attack as though they didn't have defender.
Each creature you control assigns combat damage equal to its toughness rather than its power.

Whenever another creature enters the battlefield under your control, you may gain 1 life.
Whenever a creature enters the battlefield under an opponent's control, you may have that player lose 1 life.

Menace
Art of war — At the beginning of your end step, if Hashiro's Infiltrator dealt damage to an opponent this turn, that player discards a card.

When Hashiro's Vanguard enters the battlefield, each player sacrifices a nontoken creature.

When Haunted Heirloom dies, create a Treasure token.

Menace
Spirited (When this creature enters the battlefield, you may activate one of its activated abilities without paying its cost.)
{3}{R}: Another target creature you control gains menace until end of turn.

Creature spells you cast cost {1} less to cast.

Put a +1/+1 counter on up to one target creature. Untap it. You gain 3 life.

{T}: Add {C}.
When Heavenly Temple enters the battlefield, target creature gains flying until end of turn.
{2}: Return Heavenly Temple from the battlefield to its owner's hand.

At the beginning of combat on your turn, you may attach any number of Equipment you control to target creature you control.

Trample
Whenever Hellfire Titan enters the battlefield or attacks, exile the top card of your library and up to one target instant or sorcery card with mana value 3 or less from your graveyard. Until the end of your next turn, you may play those cards.

Flying
If a source would deal damage to an opponent, it deals double that damage to that player instead.

You may cast Heralds of Shikai from your graveyard as long as a creature an opponent controls died this turn.

When Heretic's Vow enters the battlefield, create two 1/1 white Cleric creature tokens with lifelink.
Once each turn, when you gain life, you may put a +1/+1 counter on target creature you control.

You may have Hero of Shengin Province assign its combat damage as though it weren't blocked.
{2}{G}: Until end of turn, you may have creatures you control assign combat damage as though they weren't blocked. Activate only if Hero of Shengin Province is in your graveyard.

Prowess
Whenever Hethwyr Warcaster or another Wizard enters the battlefield under your control, you may draw a card.

At the beginning of your upkeep, if you control a legendary creature, you draw a card and you lose 1 life.

({T}: Add {R} or {G}.)
Highland Vale enters the battlefield tapped.

Wanderlust — Whenever Highwild Survivalist attacks, add {R} or {G}. If you control four or more differently named lands, add {R}{G} instead. Until end of turn, you don't lose mana added this way as steps and phases end.

Equipped creature gets +2/+2.
Whenever equipped creature attacks, draw a card. Noncreature spells you cast this turn can be cast as though they had flash.
Equip {2}

When Hinasa Historian enters the battlefield, create a 2/2 colorless Spirit creature token.
Whenever a colorless creature enters the battlefield under your control, you gain 1 life.

When Hinasa Lorekeeper enters the battlefield, create a 2/2 colorless Spirit creature token.
Colorless creatures you control have vigilance.