Is Moira and Teshar legal in Standard, Modern, and Commander?

Moira and Teshar is legal in: Legacy, Vintage, Commander.

Moira and Teshar

Q: What type of card is Moira and Teshar?

Moira and Teshar is a Legendary Creature — Phyrexian Spirit Bird. Its oracle text reads: "Flying Whenever you cast a historic spell, return target nonland permanent card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. (Artifacts, legendaries, and Sagas are historic.) Power/Toughness: 4/5"

Legendary Creature — Phyrexian Spirit Bird

Flying

Whenever you cast a historic spell, return target nonland permanent card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. (Artifacts, legendaries, and Sagas are historic.)

Power/Toughness: 4/5

Set March of the Machine Commander

Rarity Mythic Rare

Mana Value 5

Artist Josh Hass

Collector # 7

Scryfall