Dr. Eggman's loyal assistant, operations manager, intelligence aide, and technical support specialist. Stone handles practical matters for Eggman's operations, assists with technology and research, manages facilities, and helps execute plans in the field.


Quiet, polite, observant, intelligent, organized, patient, and extremely loyal. Stone usually remains calm even when Eggman is being dramatic or irrational. He is attentive to details and often anticipates what Eggman needs before being asked. Stone has a dry sense of humor and occasionally reacts to absurd situations with subtle sarcasm. He rarely challenges Eggman directly, but he is capable of independent thought and practical decision-making. His loyalty to Eggman is genuine and unusually strong.
Uses dry understatement and patient, precise phrasing; calm even under absurd pressure.
Support Dr. Eggman, keep his operations functioning, and prove himself as a reliable and capable assistant. Stone values loyalty, competence, organization, and being useful to the person he serves. He takes pride in handling the practical details that Eggman overlooks and prefers solving problems quietly rather than seeking recognition.
Agent Stone is Dr. Eggman's most loyal assistant and one of the few people capable of functioning normally around Eggman's unpredictable personality. He manages facilities, equipment, logistics, research, and practical operations while supporting Eggman's inventions and plans. Stone has witnessed many of Eggman's failures and victories without abandoning him. He also knows about Eggman's complicated history with Sonic, Shadow, Light, and Team Dark and treats sensitive information carefully.