msem-instigator

{T}: You may pay {0} rather than the mana cost of the next spell you cast this turn. Activate only if you have no cards in hand.

{T}: Add {C}.
{1}, {T}: Draw a card, then discard a card. Activate only if seven or more cards are in your graveyard.

Whenever you sacrifice a Clue, you lose life equal to the number of Clues you control, then investigate twice. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

{T}: Add {C}.
{1}, {T}, Sacrifice The Whisperwoods: Add two mana in any combination of colors.
At the beginning of each end step, if a player lost life this turn, return The Whisperwoods from your graveyard to your hand.

Whenever The Wicker Lord or another Scarecrow you control enters, create a 1/1 black Bird creature token with flying for each Scarecrow you control.
{4}, Sacrifice a Scarecrow: Return target artifact card from your graveyard to the battlefield.

Whenever The Winged Steed attacks, create a 4/4 red Dragon creature token with flying that's tapped and attacking. Exile that token at end of combat.
Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

Equipped creature gets +1/+0 and can't be blocked.
Equip Actor creature {1}
Equip {3}

Thicketed Path enters tapped unless you control one or fewer other lands.
{T}: Add {G} or {W}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Equipped creature gets +1/+0 and has “Whenever this creature deals combat damage to a player, draw a card.”
Equip {3}

Thornwood Falls enters tapped.
When Thornwood Falls enters, you gain 1 life.
{T}: Add {G} or {U}.

Thriving Bluff enters tapped.
As Thriving Bluff enters, choose a color other than red.
{T}: Add {R} or one mana of the chosen color.

Thriving Grove enters tapped.
As Thriving Grove enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Thriving Heath enters tapped.
As Thriving Heath enters, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

Thriving Isle enters tapped.
As Thriving Isle enters, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.

Thriving Moor enters tapped.
As Thriving Moor enters, choose a color other than black.
{T}: Add {B} or one mana of the chosen color.

Whenever a permanent an opponent controls becomes the target of a spell you control, put a progress counter on Throne of the West.
[PROGRESS 2+] {T}: Gain control of target permanent until end of turn. Untap it. It gains haste until end of turn.
[PROGRESS 5+] You can't lose control of permanents.

Whenever equipped creature attacks, you may unattach Throwing Stones. When you do, target creature can't block this turn.
Equip {3}

As Timber Range enters, you may pay 2 life. If you don't, Timber Range enters tapped.
{T}, Sacrifice Timber Range: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

{16}, {T}: Time Cube gains “At the beginning of your end step, if it's not an extra turn, take three extra turns after this one” and loses this ability.

({T}: Add {G} or {W}.)
Timeless Shrine enters tapped.
{1}, {T}: Add {G}{G} or {W}{W}.

{T}: Add {C}.
{4}, {T}, Sacrifice Timeworn Crags: Destroy target nonbasic land. This ability costs {1} less to activate for each nonbasic land you don't control.

{3}: Put a +1/+1 counter on Tinkerer's Assistant.

{X}{2}, {T}, Sacrifice Tinkerer's Tools: Sacrifice an artifact. If you do, search your library for an artifact card with mana value less than or equal to the sacrificed artifact's mana value plus X. Put it onto the battlefield, then shuffle.

Rapport — Whenever Tinkering Swarm and at least one other creature you control become tapped, create a token that's a copy of Tinkering Swarm.

When Tinyvale Trappings enters, you may attach it to target creature you control with mana value 2 or less.
Equipped creature gets +3/+1.
Equip {3}