Is Weapons Vendor legal in Standard, Modern, and Commander?

Weapons Vendor is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Weapons Vendor

Q: What type of card is Weapons Vendor?

Weapons Vendor is a Creature — Human Artificer. Its oracle text reads: "When this creature enters, draw a card. At the beginning of combat on your turn, if you control an Equipment, you may pay {1}. When you do, attach target Equipment you control to target creature you control."

Creature — Human Artificer

$0.14 ↗6 similarCommander, Modern

When this creature enters, draw a card.

At the beginning of combat on your turn, if you control an Equipment, you may pay . When you do, attach target Equipment you control to target creature you control.