Is Lion Sash legal in Standard, Modern, and Commander?

Lion Sash is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Lion Sash

Q: What type of card is Lion Sash?

Lion Sash is an Artifact Creature — Equipment Cat. Its oracle text reads: "{W}: Exile target card from a graveyard. If it was a permanent card, put a +1/+1 counter on this permanent. Equipped creature gets +1/+1 for each +1/+1 counter on this Equipment. Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.) Power/Toughness: 1/1"

Artifact Creature — Equipment Cat

: Exile target card from a graveyard. If it was a permanent card, put a +1/+1 counter on this permanent.

Equipped creature gets +1/+1 for each +1/+1 counter on this Equipment.

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)