Is Bone Mask legal in Standard, Modern, and Commander?

Bone Mask is legal in: Legacy, Vintage, Commander.

Bone Mask

Q: What type of card is Bone Mask?

Bone Mask is an Artifact. Its oracle text reads: "{2}, {T}: The next time a source of your choice would deal damage to you this turn, prevent that damage. Exile cards from the top of your library equal to the damage prevented this way."

Artifact

, : The next time a source of your choice would deal damage to you this turn, prevent that damage. Exile cards from the top of your library equal to the damage prevented this way.