Is Inexorable Blob legal in Standard, Modern, and Commander?

Inexorable Blob is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Inexorable Blob

Q: What type of card is Inexorable Blob?

Inexorable Blob is a Creature — Ooze. Its oracle text reads: "Delirium — Whenever this creature attacks, if there are four or more card types among cards in your graveyard, create a 3/3 green Ooze creature token that's tapped and attacking."

Creature — Ooze

Delirium — Whenever this creature attacks, if there are four or more card types among cards in your graveyard, create a 3/3 green Ooze creature token that's tapped and attacking.

Set Shadows over Innistrad

Rarity Rare

Mana Value 3

Artist Nils Hamm

Collector # 212

Scryfall Gatherer