Is Vulshok Splitter legal in Standard, Modern, and Commander?

Vulshok Splitter is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Vulshok Splitter

Q: What type of card is Vulshok Splitter?

Vulshok Splitter is an Artifact — Equipment. Its oracle text reads: "For Mirrodin! (When this Equipment enters, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +2/+0. Equip {2}{R} ({2}{R}: Attach to target creature you control. Equip only as a sorcery.)"