Is Bill Potts legal in Standard, Modern, and Commander?

Bill Potts is legal in: Legacy, Vintage, Commander.

Bill Potts

Q: What type of card is Bill Potts?

Bill Potts is a Legendary Creature — Human. Its oracle text reads: "Whenever you cast an instant or sorcery spell that targets only Bill Potts or activate an ability that targets only Bill Potts, copy that spell or ability. You may choose new targets for the copy. This ability triggers only once each turn. Doctor's companion (You can have two commanders if the other is the Doctor.) Power/Toughness: 2/4"

Legendary Creature — Human

Whenever you cast an instant or sorcery spell that targets only Bill Potts or activate an ability that targets only Bill Potts, copy that spell or ability. You may choose new targets for the copy. This ability triggers only once each turn.

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

Power/Toughness: 2/4

Set Doctor Who

Rarity Rare

Mana Value 4

Artist Kieran Yanner

Collector # 76

Scryfall