Ken, cradling Wormmon, backs out of the fray so as not to interfere with PicoDevimon's fight. "Geremon and Numemon dislike direct light," he posits, then glances around. "Shine light on them and they'll retreat!"

Light source....Light source....Ken has it. Shifting Wormmon to a careful one-armed hold, he reaches in his pocket for his smartphone. He can use the flashlight app!