Is Underworld Dreams legal in Standard, Modern, and Commander?

Underworld Dreams is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Underworld Dreams?

Underworld Dreams is an Enchantment. Its oracle text reads: "Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player."

Enchantment

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Set Legends

Rarity Uncommon

Artist Julie Baroh

Enchantment Modern Pioneer Commander