Is Coveted Jewel legal in Standard, Modern, and Commander?

Coveted Jewel is legal in: Legacy, Vintage, Commander.

Coveted Jewel

Q: What type of card is Coveted Jewel?

Coveted Jewel is an Artifact. Its oracle text reads: "When this artifact enters, draw three cards. {T}: Add three mana of any one color. Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it."

Artifact

When this artifact enters, draw three cards.

: Add three mana of any one color.

Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it.

Set March of the Machine Commander

Rarity Rare

Mana Value 6

Artist Jason A. Engle

Collector # 353

Scryfall Gatherer