Is Kederekt Leviathan legal in Standard, Modern, and Commander?

Kederekt Leviathan is legal in: Modern, Legacy, Vintage, Commander.

What type of card is Kederekt Leviathan?

Kederekt Leviathan is a Creature — Leviathan. Its oracle text reads: "When this creature enters, return all other nonland permanents to their owners' hands. Unearth {6}{U} ({6}{U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)"

Kederekt Leviathan

Creature — Leviathan

When this creature enters, return all other nonland permanents to their owners' hands.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Set Double Masters 2022

Rarity Rare

Mana Value 8

Artist Mark Hyzer

Collector # 55

Scryfall Gatherer