Is Nyla, Shirshu Sleuth legal in Standard, Modern, and Commander?

Nyla, Shirshu Sleuth is legal in: Legacy, Vintage, Commander, Historic.

Nyla, Shirshu Sleuth

Q: What type of card is Nyla, Shirshu Sleuth?

Nyla, Shirshu Sleuth is a Legendary Creature — Mole Beast. Its oracle text reads: "When Nyla enters, exile up to one target creature card from your graveyard. If you do, you lose X life and create X Clue tokens, where X is that card's mana value. (A Clue token is an artifact with "{2}, Sacrifice this token: Draw a card.") At the beginning of your end step, if you control no Clues, return target card exiled with Nyla to its owner's hand."

Legendary Creature — Mole Beast

When Nyla enters, exile up to one target creature card from your graveyard. If you do, you lose X life and create X Clue tokens, where X is that card's mana value. (A Clue token is an artifact with ", Sacrifice this token: Draw a card.")