Is Lucius the Eternal legal in Standard, Modern, and Commander?

Lucius the Eternal is legal in: Legacy, Vintage, Commander.

Lucius the Eternal

Q: What type of card is Lucius the Eternal?

Lucius the Eternal is a Legendary Creature — Astartes Warrior. Its oracle text reads: "Haste Armour of Shrieking Souls — When Lucius the Eternal dies, exile it and choose target creature an opponent controls. When that creature leaves the battlefield, return this card from exile to the battlefield under its owner's control."

Legendary Creature — Astartes Warrior

Haste

Armour of Shrieking Souls — When Lucius the Eternal dies, exile it and choose target creature an opponent controls. When that creature leaves the battlefield, return this card from exile to the battlefield under its owner's control.

Set Warhammer 40,000 Commander

Rarity Rare

Mana Value 5

Artist Evan Shipard

Collector # 130

Scryfall Gatherer