Description Available in: Waikato (often known as the Waikato Mooloos) are a New Zealand professional rugby union team based in Hamilton, New Zealand. The union was originally established in 1921, with the National Provincial Championship established in 1976. They now play in the reformed National Provincial Championship competition. They play their home games at FMG Stadium Waikato in Hamilton in the Waikato region. The team is affiliated with the Chiefs Super Rugby franchise. Their home playing colours are red, yellow and black.