Is Mystic Compass legal in Standard, Modern, and Commander?

Mystic Compass is legal in: Legacy, Vintage, Commander.

What type of card is Mystic Compass?

Mystic Compass is an Artifact. Its oracle text reads: "{1}, {T}: Target land becomes the basic land type of your choice until end of turn."

Artifact

, : Target land becomes the basic land type of your choice until end of turn.

Set Alliances

Rarity Uncommon

Artist Amy Weber

Artifact Commander Legacy Vintage