Is Hogaak, Arisen Necropolis legal in Standard, Modern, and Commander?

Hogaak, Arisen Necropolis is legal in: Legacy, Vintage, Commander. It is banned in: Modern.

Hogaak, Arisen Necropolis

Q: What type of card is Hogaak, Arisen Necropolis?

Hogaak, Arisen Necropolis is a Legendary Creature — Avatar. Its oracle text reads: "You can't spend mana to cast this spell. Convoke, delve (Each creature you tap while casting this spell pays for {1} or one mana of that creature's color. Each card you exile from your graveyard pays for {1}.) You may cast this card from your graveyard. Trample"

Legendary Creature — Avatar

You can't spend mana to cast this spell.

Convoke, delve (Each creature you tap while casting this spell pays for or one mana of that creature's color. Each card you exile from your graveyard pays for .)