Assignor, for itself, its employees, agents, assigns, successors in interest and ail other representatives hereby release and fully discharge Landlord, its employees, officers, agents, attorneys, predecessors, successors and assigns from any and all claims, causes of actions, counterclaims, defenses and rights to offset which exist as of the date of this Agreement, whether the same are known or unknown. This is intended to be a general and comprehensive release of all existing claims.