Centaur's Herald — ruling 1

Once you activate the ability of Centaur’s Herald, it’s too late for a player to respond by trying to destroy it or otherwise stop you from sacrificing it.

Centaur's Herald — ruling 2

You can only sacrifice Centaur’s Herald once, so it’s not possible to activate its ability more than once.

Centaur's Herald : règles, fonctionnement et interactions (MTG)

Centaur's Herald 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

, Sacrifice this creature: Create a 3/3 green Centaur creature token.

How it works : Centaur's Herald

Original English text — Wizards of the Coast / Scryfall

#1October 1, 2012· Wizards of the Coast
Once you activate the ability of Centaur’s Herald, it’s too late for a player to respond by trying to destroy it or otherwise stop you from sacrificing it.
Card named in this ruling
Centaur
#2October 1, 2012· Wizards of the Coast
You can only sacrifice Centaur’s Herald once, so it’s not possible to activate its ability more than once.
Card named in this ruling
Centaur