Is Conspiracy legal in Standard, Modern, and Commander?

Conspiracy is legal in: Modern, Legacy, Vintage, Commander.

Conspiracy

Q: What type of card is Conspiracy?

Conspiracy is an Enchantment. Its oracle text reads: "As this enchantment enters, choose a creature type. Creatures you control are the chosen type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield."

Enchantment

As this enchantment enters, choose a creature type.

Creatures you control are the chosen type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Set Time Spiral Timeshifted

Rarity Special

Mana Value 5

Artist Jeff Easley

Collector # 39

Scryfall Gatherer