Devoid (This card has no color.)
Flying
Whenever you cast a colorless spell, target opponent exiles the top card of their library.

Cumulative upkeep—Exile the top card of your library. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
When a player doesn't pay Thought Lash's cumulative upkeep, that player exiles all cards from their library.
Exile the top card of your library: Prevent the next 1 damage that would be dealt to you this turn.

Flying
Your maximum hand size is reduced by two.

Imprint — When Thought Prison enters the battlefield, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card.
Whenever a player casts a spell that shares a color or converted mana cost with the exiled card, Thought Prison deals 2 damage to that player.

If you would draw a card, draw two cards instead.

Target player mills two cards.
Draw a card.

Flash
Thought Sponge enters the battlefield with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn.
When Thought Sponge dies, draw cards equal to its power.

You have no maximum hand size.
: Add .

( represents colorless mana.)
When Thought-Knot Seer enters the battlefield, target opponent reveals their hand. You choose a nonland card from it and exile that card.
When Thought-Knot Seer leaves the battlefield, target opponent draws a card.

Counter target spell with converted mana cost 4 or less.

Defender
Whenever you surveil, put a +1/+1 counter on Thoughtbound Phantasm.
As long as Thoughtbound Phantasm has three or more +1/+1 counters on it, it can attack as though it didn't have defender.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)
Draw two cards.

Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.)

Tap all creatures your opponents control and untap all creatures you control.

First strike, vigilance
Champion a Kithkin (When this enters the battlefield, sacrifice it unless you exile another Kithkin you control. When this leaves the battlefield, that card returns to the battlefield.)
Thoughtweft Trio can block any number of creatures.

Flying
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Thousand Winds is turned face up, return all other tapped creatures to their owners' hands.

You may activate abilities of creatures you control as though those creatures had haste.
, : Untap target creature.

: Create a 1/1 white Human creature token.
Fateful hour — As long as you have 5 or less life, other creatures you control get +2/+2.

Defender
: Transform Thraben Gargoyle.

: Exile target creature card from a graveyard.