Barrin's Spite — ruling 1

The player chooses which one to sacrifice as the spell resolves. If only one of the targets is still legal at that time, then the player must choose that one to sacrifice.

Barrin's Spite : règles, fonctionnement et interactions (MTG)

Barrin's Spite 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

Choose two target creatures controlled by the same player. Their controller chooses and sacrifices one of them. Return the other to its owner's hand.

How it works : Barrin's Spite

Original English text — Wizards of the Coast / Scryfall

#1May 1, 2008· Wizards of the Coast
The player chooses which one to sacrifice as the spell resolves. If only one of the targets is still legal at that time, then the player must choose that one to sacrifice.
No other card is named in this ruling.