The tribes operating the Colusa Casino and Thunder Valley Casino have filed legal complaints in federal court to stop land being taken into trust for the Enterprise Rancheria casino project in Yuba County. Filed Friday in U.S. District Court, Eastern District of California, the suit by the Cachil Dehe Band of Wintun Indians states allowing the casino to move forward would violate federal law and cut Colusa Casino’s revenues in half. “The decline in revenue will lead to massive layoffs and declines in tribal governmental and tribal member incomes,” the suit states. “It will also lead to a diminishment of …