Is Hedron Alignment legal in Standard, Modern, and Commander?

Hedron Alignment is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Hedron Alignment

Q: What type of card is Hedron Alignment?

Hedron Alignment is an Enchantment. Its oracle text reads: "Hexproof At the beginning of your upkeep, you may reveal your hand. If you do, you win the game if you own a card named Hedron Alignment in exile, in your hand, in your graveyard, and on the battlefield. {1}{U}: Scry 1."

Enchantment

Hexproof

At the beginning of your upkeep, you may reveal your hand. If you do, you win the game if you own a card named Hedron Alignment in exile, in your hand, in your graveyard, and on the battlefield.

: Scry 1.