"An Imskian ultra-energy beast taunted Jo Nah of Rimbor with numerous superpowers, though he can use only one at a time. As Emerald Dragon of the adult Legion of Super-Heroes, Jo has travelled back in time to the 20th century, suspecting that his departed fiancee, Tinya Wazzo, is actually Phase of L.E.G.I.O.N.!" *Source: Card Back