Is Celestine, the Living Saint legal in Standard, Modern, and Commander?

Celestine, the Living Saint is legal in: Legacy, Vintage, Commander.

Celestine, the Living Saint

Q: What type of card is Celestine, the Living Saint?

Celestine, the Living Saint is a Legendary Creature — Human Warrior. Its oracle text reads: "Flying, lifelink Healing Tears — At the beginning of your end step, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of life you gained this turn."

Legendary Creature — Human Warrior

Flying, lifelink

Healing Tears — At the beginning of your end step, return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of life you gained this turn.

Set Warhammer 40,000 Commander

Rarity Rare

Mana Value 5

Artist Irina Nordsol

Collector # 10

Scryfall Gatherer