Is Eureka legal in Standard, Modern, and Commander?

Eureka is legal in: Legacy, Vintage, Commander.

Eureka

Q: What type of card is Eureka?

Eureka is a Sorcery. Its oracle text reads: "Starting with you, each player may put a permanent card from their hand onto the battlefield. Repeat this process until no one puts a card onto the battlefield."

Sorcery

Starting with you, each player may put a permanent card from their hand onto the battlefield. Repeat this process until no one puts a card onto the battlefield.

Set Legends

Rarity Rare

Artist Kaja Foglio