Is Etherium Abomination legal in Standard, Modern, and Commander?

Etherium Abomination is legal in: Modern, Legacy, Vintage, Commander, Pauper.

Etherium Abomination

Q: What type of card is Etherium Abomination?

Etherium Abomination is an Artifact Creature — Horror. Its oracle text reads: "Unearth {1}{U}{B} ({1}{U}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)"

Artifact Creature — Horror

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)