msem-instigator

Until end of turn, noncreature lands you control become 3/3 Elemental creatures with haste and trample.
Orchestrate {1}{G} (You may exile this card from your hand anytime you could cast a sorcery for its orchestrate cost. When you next resolve a spell, you may cast this from exile without paying its mana cost.)

Takumi's Headquarters enters tapped.
When Takumi's Headquarters enters, you may mill two cards.
{T}: Add {W} or {U}.

Whenever you cast a red instant or sorcery spell, you may exile a nonred instant or sorcery card from your graveyard. If you do, you may copy the exiled card and cast the copy without paying its mana cost.

{T}: Add {C}.
{1}, {T}, Tap an untapped creature you control: Add mana equal to that creature's mana cost.

{G}, {T}: Create a 1/1 green Elf creature token.
{3}{G}{G}, {T}: Create a 3/3 green Beast creature token.

Reach, trample
Tallowkeep enters with two wax counters on it.
Whenever Tallowkeep attacks, remove a wax counter from it. Then if Tallowkeep has no wax counters on it, sacrifice it.
Whenever another artifact you control enters, put a wax counter on Tallowkeep.

Colossal 3—{7}{R}{R} (You may cast this for its colossal cost to have it enter with three +1/+1 counters; or pay {7}{R}{R} as a sorcery: Put three +1/+1 counters on it if it has none.)
Flying
Each creature you control with a counter on it has double strike.

Vigilance
When Tamaak Confidant enters, you gain 6 life if you control three or more Satrapies.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

When Tamer of the Ton dies, create a 4/4 green Chimera creature token.

Target creature you control gets +2/+2 until end of turn if it's an Insect. Then it fights up to one target creature.

{2}{U}, {T}: Reveal the top two cards of your library. Put all land cards revealed this way onto the battlefield and the rest into your graveyard.

Primal {2}{U}{U} (During your turn, you may cast this spell for {2}{U}{U} instead of playing a land.)
Whenever Tangleveil Mystic deals combat damage to a player, draw cards equal to the number of cards in your hand.

Flash
Reach
Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)

{1}, {T}: Tap target nonartifact creature.

When Tantalizing Glutton enters, create a green Aura Curse enchantment token named Just Out of Reach attached to target player. The token has enchant player and “At the beginning of each of enchanted player's opponents' upkeeps, if that player doesn't control a Food, they create a Food token.”

Archive 3 (As this enters, shuffle the top three cards of your main library into a new face up library. Sacrifice this after the archived library is empty.)
Whenever a source you control deals noncombat damage to a player, draw a card from the archived library.

[+2]: Create a 2/2 red Werewolf creature token with first strike and haste.
[–3]: Tanya deals 3 damage to each creature that's not a Wolf or a Werewolf.
[–8]: For each permanent your opponents control, that player sacrifices it unless they have Tanya deal 2 damage to them.

[+1]: Tanya, the Mooncursed becomes a legendary 3/1 red Werewolf creature with first strike until end of turn.
[–2]: Tanya, the Mooncursed deals 3 damage to target creature or planeswalker.
[–4]: Destroy target nonbasic colorless permanent.

Each creature you control has every creature type among other creatures you control in addition to their own.
Creatures you control get +1/+1 for each of their creature types.

Enchant opponent
Whenever enchanted player is attacked, you may discard a card. If you do, draw a card.

Tarmovore's power and toughness are each equal to twice the number of card types among cards in all graveyards.

Indestructible
If Tarraka-no-Oni would be put into a graveyard from anywhere, reveal Tarraka-no-Oni and shuffle it into its owner's library instead.

Flying
{2}{R}: Target creature attacks this turn if able.

Whenever a creature or planeswalker enters, its controller may have it deal damage equal to its power or loyalty to any target of that player's choice.