Phyrexian Purge — ruling 1

The life payment is an additional cost, paid at the time you cast Phyrexian Purge. You don’t get any life back if the spell is countered, or if one or more targets have become illegal.

Phyrexian Purge : règles, fonctionnement et interactions (MTG)

Phyrexian Purge 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

This spell costs 3 life more to cast for each target. Destroy any number of target creatures.

How it works : Phyrexian Purge

Original English text — Wizards of the Coast / Scryfall

#1October 1, 2009· Wizards of the Coast
The life payment is an additional cost, paid at the time you cast Phyrexian Purge. You don’t get any life back if the spell is countered, or if one or more targets have become illegal.
No other card is named in this ruling.