Is Undead Butler legal in Standard, Modern, and Commander?

Undead Butler is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Undead Butler

Q: What type of card is Undead Butler?

Undead Butler is a Creature — Zombie. Its oracle text reads: "When Undead Butler enters, mill three cards. (Put the top three cards of your library into your graveyard.)When Undead Butler dies, you may exile it. When you do, return target creature card from your graveyard to your hand."

Creature — Zombie

When Undead Butler enters, mill three cards. (Put the top three cards of your library into your graveyard.)<br>When Undead Butler dies, you may exile it. When you do, return target creature card from your graveyard to your hand.

Set Pioneer Masters

Rarity Common

Artist Néstor Ossandón Leal