Is Geology Enthusiast legal in Standard, Modern, and Commander?

Geology Enthusiast is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Geology Enthusiast

Q: What type of card is Geology Enthusiast?

Geology Enthusiast is a Creature — Human Artificer. Its oracle text reads: "At the beginning of your end step, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {6}: Draw a card and put a +1/+1 counter on this creature."

Creature — Human Artificer

At the beginning of your end step, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")