Is Ongoing Investigation legal in Standard, Modern, and Commander?

Ongoing Investigation is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Ongoing Investigation

Q: What type of card is Ongoing Investigation?

Ongoing Investigation is an Enchantment. Its oracle text reads: "Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") {1}{G}, Exile a creature card from your graveyard: Investigate. You gain 2 life."

Enchantment

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")