Venomous Breath — ruling 1

It affects creatures that had blocked the target when this spell resolves, even if they are no longer blocking the creature.

Venomous Breath : règles, fonctionnement et interactions (MTG)

Venomous Breath 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 target creature. At this turn's next end of combat, destroy all creatures that blocked or were blocked by it this turn.

How it works : Venomous Breath

Original English text — Wizards of the Coast / Scryfall

#1October 4, 2004· Wizards of the Coast
It affects creatures that had blocked the target when this spell resolves, even if they are no longer blocking the creature.
No other card is named in this ruling.