Is Ishkanah, Grafwidow legal in Standard, Modern, and Commander?

Ishkanah, Grafwidow is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Ishkanah, Grafwidow

Q: What type of card is Ishkanah, Grafwidow?

Ishkanah, Grafwidow is a Legendary Creature — Spider. Its oracle text reads: "Reach Delirium — When Ishkanah enters, if there are four or more card types among cards in your graveyard, create three 1/2 green Spider creature tokens with reach. {6}{B}: Target opponent loses 1 life for each Spider you control."

Legendary Creature — Spider

Reach

Delirium — When Ishkanah enters, if there are four or more card types among cards in your graveyard, create three 1/2 green Spider creature tokens with reach.

: Target opponent loses 1 life for each Spider you control.