Eight-and-a-Half-Tails — ruling 1

A permanent spell that becomes white this way will enter the battlefield and continue to be white until end of turn.

Eight-and-a-Half-Tails : règles, fonctionnement et interactions (MTG)

Eight-and-a-Half-Tails 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

: Target permanent you control gains protection from white until end of turn. : Target spell or permanent becomes white until end of turn.

How it works : Eight-and-a-Half-Tails

Original English text — Wizards of the Coast / Scryfall

#1June 8, 2016· Wizards of the Coast
A permanent spell that becomes white this way will enter the battlefield and continue to be white until end of turn.
No other card is named in this ruling.

Interactions with other cards

These cards' text mentions Eight-and-a-Half-Tails.

Pious Kitsune

At the beginning of your upkeep, put a devotion counter on this creature. Then if a creature named Eight-and-a-Half-Tails is on the battlefield, you gain 1 life for each devotion counter on this creature. {T}, Remove a devotion counter from this creature: You gain 1 life.