Is Ad Nauseam legal in Standard, Modern, and Commander?

Ad Nauseam is legal in: Modern, Legacy, Vintage, Commander.

Ad Nauseam

Q: What type of card is Ad Nauseam?

Ad Nauseam is an Instant. Its oracle text reads: "Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times."

Instant

Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times.

Set Double Masters

Rarity Rare

Mana Value 5

Artist Jeremy Jarvis

Collector # 76

Scryfall Gatherer