Is Complaints Clerk legal in Standard, Modern, and Commander?

Complaints Clerk is legal in: Commander. It is banned in: Legacy, Vintage.

Complaints Clerk

Q: What type of card is Complaints Clerk?

Complaints Clerk is a Creature — Sloth Beast Employee. Its oracle text reads: "When this creature enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.) Whenever you roll a 1, create a 1/1 white Clown Robot artifact creature token. *The longest lines in the park.* Power/Toughness: 3/3"