Is Dan Lewis legal in Standard, Modern, and Commander?

Dan Lewis is legal in: Legacy, Vintage, Commander.

Dan Lewis

Q: What type of card is Dan Lewis?

Dan Lewis is a Legendary Creature — Human. Its oracle text reads: "Noncreature, non-Equipment artifacts you control are Equipment in addition to their other types and have "Equipped creature gets +1/+0" and equip {1}. Doctor's companion (You can have two commanders if the other is the Doctor.)"