Engage King is the boss that can be fought in the Group Date Cafe after entering Evil Spirit Club 3rd Story. It is fought for the request, Investigate the Group Date Cafe, granting the reward of the Authority Badge, which grants its wearer +30 to HP and SP and +3 to all stats. The Pink Orb, which Elizabeth dubs the Sphere of Matrimony, is found behind it. The Royal Gold it drops allows Theodore to create the Power Snare spear, for Ken, and the Power Eater claw, for Teddie, both of which grant a 15% chance of Strength Bind. 2 Royal Golds allow Theo to make the Magic Sealer gun, for Naoto, which grants a 15% chance of Magic Bind.