Question: what are the upgrade items in pokemon go?
Answer: King's Rock: Evolves Poliwhirl into Politoed, and Slowpoke into Slowking. Metal Coat: Evolves Onix into Steelix, and Scyther into Scizor. Dragon Scale: Evolves Seadra into Kingdra. UpGrade: Evolves Porygon into Porygon 2.