 Professor Achilles Milo had been hiding it as one of the wheels on his wheelchair so that he could experiment on it from within the Haven Correction Facility.The Green Bell of Uthool and the Silver Wheel of Nyorlath recently appeared in "Teen Titans" #42, seen on the desk of Sebastian Faust, along with an open book showing a summoning spell with an illustration of the Demons Three.Faust also mentions that he lent the Red Jar of Calythos to Blue Devil.