Corrupted Conviction — ruling 1

You must sacrifice exactly one creature to cast this spell; you can't cast it without sacrificing a creature, and you can't sacrifice additional creatures.

Corrupted Conviction — ruling 2

Players can't respond to this spell until it's been cast and all its costs have been paid. No one can try to interfere with the creature you sacrificed to prevent you from casting this spell.

Corrupted Conviction : règles, fonctionnement et interactions (MTG)

Corrupted Conviction 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

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

How it works : Corrupted Conviction

Original English text — Wizards of the Coast / Scryfall

#1April 14, 2023· Wizards of the Coast
You must sacrifice exactly one creature to cast this spell; you can't cast it without sacrificing a creature, and you can't sacrifice additional creatures.
No other card is named in this ruling.
#2April 14, 2023· Wizards of the Coast
Players can't respond to this spell until it's been cast and all its costs have been paid. No one can try to interfere with the creature you sacrificed to prevent you from casting this spell.
No other card is named in this ruling.