Is The Mimeoplasm legal in Standard, Modern, and Commander?

The Mimeoplasm is legal in: Legacy, Vintage, Commander.

The Mimeoplasm

Q: What type of card is The Mimeoplasm?

The Mimeoplasm is a Legendary Creature — Ooze. Its oracle text reads: "As The Mimeoplasm enters, you may exile two creature cards from graveyards. If you do, it enters as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card. Power/Toughness: 0/0"

Legendary Creature — Ooze

As The Mimeoplasm enters, you may exile two creature cards from graveyards. If you do, it enters as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card.

Power/Toughness: 0/0

Set Outlaws of Thunder Junction Commander

Rarity Rare

Mana Value 5

Artist Svetlin Velinov

Collector # 234

Scryfall