Soaring Thought-Thief — ruling 1

Soaring Thought-Thief’s third ability applies to itself as well as other Rogues you control.

Soaring Thought-Thief — ruling 2

Soaring Thought-Thief’s fourth ability causes each opponent to mill two cards, not just those being attacked by Rogues you control.

Soaring Thought-Thief — ruling 3

An ability that offers a bonus if an opponent has eight or more cards in their graveyard won’t provide additional benefits if more than one opponent has eight or more cards in their graveyard. There are also no additional benefits no matter how many cards are in an opponent’s graveyard, as long as there are at least eight.

Soaring Thought-Thief — ruling 4

In a multiplayer game, once an opponent leaves the game, they won’t be considered for such an effect, no matter how many cards they had in their graveyard before leaving the game.

Soaring Thought-Thief : règles, fonctionnement et interactions (MTG)

Soaring Thought-Thief is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Flash Flying As long as an opponent has eight or more cards in their graveyard, Rogues you control get +1/+0. Whenever one or more Rogues you control attack, each opponent mills two cards.

How it works : Soaring Thought-Thief

Original English text — Wizards of the Coast / Scryfall

#1September 25, 2020· Wizards of the Coast
Soaring Thought-Thief’s third ability applies to itself as well as other Rogues you control.
No other card is named in this ruling.
#2September 25, 2020· Wizards of the Coast
Soaring Thought-Thief’s fourth ability causes each opponent to mill two cards, not just those being attacked by Rogues you control.
No other card is named in this ruling.
#3September 25, 2020· Wizards of the Coast
An ability that offers a bonus if an opponent has eight or more cards in their graveyard won’t provide additional benefits if more than one opponent has eight or more cards in their graveyard. There are also no additional benefits no matter how many cards are in an opponent’s graveyard, as long as there are at least eight.
No other card is named in this ruling.
#4September 25, 2020· Wizards of the Coast
In a multiplayer game, once an opponent leaves the game, they won’t be considered for such an effect, no matter how many cards they had in their graveyard before leaving the game.
No other card is named in this ruling.