Is Nardole, Resourceful Cyborg legal in Standard, Modern, and Commander?

Nardole, Resourceful Cyborg is legal in: Legacy, Vintage, Commander.

Nardole, Resourceful Cyborg

Q: What type of card is Nardole, Resourceful Cyborg?

Nardole, Resourceful Cyborg is a Legendary Artifact Creature — Scientist. Its oracle text reads: "{T}: Add {U} for each counter on Nardole. Spend this mana only to cast noncreature spells. Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Doctor's companion (You can have two commanders if the other is the Doctor.)"

Legendary Artifact Creature — Scientist

: Add for each counter on Nardole. Spend this mana only to cast noncreature spells.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Doctor's companion (You can have two commanders if the other is the Doctor.)

Set Doctor Who

Rarity Rare

Mana Value 2

Artist Yuliya Litvinova

Collector # 50

Scryfall Gatherer