Is Diamond Pick-Axe legal in Standard, Modern, and Commander?

Diamond Pick-Axe is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Diamond Pick-Axe

Q: What type of card is Diamond Pick-Axe?

Diamond Pick-Axe is an Artifact — Equipment. Its oracle text reads: "Indestructible (Effects that say "destroy" don't destroy this Equipment.) Equipped creature gets +1/+1 and has "Whenever this creature attacks, create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Equip {2}"

Artifact — Equipment

Indestructible (Effects that say "destroy" don't destroy this Equipment.)

Equipped creature gets +1/+1 and has "Whenever this creature attacks, create a Treasure token." (It's an artifact with ", Sacrifice this token: Add one mana of any color.")