Is Meeting of Minds legal in Standard, Modern, and Commander?

Meeting of Minds is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Meeting of Minds?

Meeting of Minds is an Instant. Its oracle text reads: "Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Draw two cards. *"If something seems impossible, you probably haven't tried asking for help." —Niambi, cleric of Dominaria*"