Is Soulfire Grand Master legal in Standard, Modern, and Commander?

Soulfire Grand Master is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

What type of card is Soulfire Grand Master?

Soulfire Grand Master is a Creature — Human Monk. Its oracle text reads: "Lifelink Instant and sorcery spells you control have lifelink. {2}{U/R}{U/R}: The next time you cast an instant or sorcery spell from your hand this turn, put that card into your hand instead of into your graveyard as it resolves."

Soulfire Grand Master

Creature — Human Monk

Lifelink

Instant and sorcery spells you control have lifelink.

: The next time you cast an instant or sorcery spell from your hand this turn, put that card into your hand instead of into your graveyard as it resolves.