Is Fraying Line legal in Standard, Modern, and Commander?

Fraying Line is legal in: Legacy, Vintage, Commander, Historic.

What type of card is Fraying Line?

Fraying Line is an Artifact. Its oracle text reads: "When this artifact enters, put a rope counter on target creature you control. At the beginning of each player's upkeep, that player may pay {2}. If they do, they put a rope counter on a creature they control. Otherwise, exile this artifact and each creature without a rope counter on it, then remove all rope counters from all creatures."

Fraying Line

Artifact

When this artifact enters, put a rope counter on target creature you control.

At the beginning of each player's upkeep, that player may pay . If they do, they put a rope counter on a creature they control. Otherwise, exile this artifact and each creature without a rope counter on it, then remove all rope counters from all creatures.