Cast Capture of Jingzhou by paying ({3} magic symbol) ({U} magic symbol) ({U} magic symbol) , taking an extra turn after this one.
Cast Invert // Invent by paying ({4} magic symbol) ({U} magic symbol) ({R} magic symbol) , searching your library for Seasons Past and put into your hand.
Cast Seasons Past by paying ({4} magic symbol) ({G} magic symbol) ({G} magic symbol) , returning Invert // Invent and Capture of Jingzhou to your hand and putting Seasons Past to the bottom of your library.