Nintendo of America, like any U.S. company, must actively protect its trademarks or risk weakening or losing them. While the company generally seems tolerant of

Nintendo of America, like any U.S. company, must actively protect its trademarks or risk weakening or losing them. While the company generally seems tolerant of fan use of its copyrighted material, it’s entirely reasonable that Nintendo would want to safeguard its intellectual property, its core asset and main source of revenue, both to preserve its legal rights and maintain the integrity of its brand.