Is Ultima, Origin of Oblivion legal in Standard, Modern, and Commander?

Ultima, Origin of Oblivion is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Ultima, Origin of Oblivion

Q: What type of card is Ultima, Origin of Oblivion?

Ultima, Origin of Oblivion is a Legendary Creature — God. Its oracle text reads: "Flying Whenever Ultima attacks, put a blight counter on target land. For as long as that land has a blight counter on it, it loses all land types and abilities and has "{T}: Add {C}." Whenever you tap a land for {C}, add an additional {C}."

Legendary Creature — God

$0.82 ↗20 similarCommander, Modern

Flying

Whenever Ultima attacks, put a blight counter on target land. For as long as that land has a blight counter on it, it loses all land types and abilities and has ": Add ."