Efreet Flamepainter — ruling 1

Efreet Flamepainter’s triggered ability lets you cast the spell immediately, ignoring timing restrictions. It doesn’t let you choose to cast it at a later time.

Efreet Flamepainter — ruling 2

If you cast a spell “without paying its mana cost,” you can’t choose to cast it for any alternative costs. You can, however, pay additional costs. If the spell has any mandatory additional costs, those must be paid to cast the spell.

Efreet Flamepainter — ruling 3

If the card has {X} in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.

Efreet Flamepainter : règles, fonctionnement et interactions (MTG)

Efreet Flamepainter 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

Double strike Whenever this creature deals combat damage to a player, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

How it works : Efreet Flamepainter

Original English text — Wizards of the Coast / Scryfall

#1April 16, 2021· Wizards of the Coast
Efreet Flamepainter’s triggered ability lets you cast the spell immediately, ignoring timing restrictions. It doesn’t let you choose to cast it at a later time.
No other card is named in this ruling.
#2April 16, 2021· Wizards of the Coast
If you cast a spell “without paying its mana cost,” you can’t choose to cast it for any alternative costs. You can, however, pay additional costs. If the spell has any mandatory additional costs, those must be paid to cast the spell.
No other card is named in this ruling.
#3April 16, 2021· Wizards of the Coast
If the card has in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
No other card is named in this ruling.