Is The Reaver Cleaver legal in Standard, Modern, and Commander?

The Reaver Cleaver is legal in: Legacy, Vintage, Commander.

The Reaver Cleaver

Q: What type of card is The Reaver Cleaver?

The Reaver Cleaver is a Legendary Artifact — Equipment. Its oracle text reads: "Equipped creature gets +1/+1 and has trample and "Whenever this creature deals combat damage to a player or planeswalker, create that many Treasure tokens." Equip {3}"

Legendary Artifact — Equipment

Equipped creature gets +1/+1 and has trample and "Whenever this creature deals combat damage to a player or planeswalker, create that many Treasure tokens."

Equip