Is Progenitor Mimic legal in Standard, Modern, and Commander?

Progenitor Mimic is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Progenitor Mimic

Q: What type of card is Progenitor Mimic?

Progenitor Mimic is a Creature — Shapeshifter. Its oracle text reads: "You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature.""

Creature — Shapeshifter

You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

Set Pioneer Masters

Rarity Mythic Rare

Artist Daarken