High Quality Content by WIKIPEDIA articles! The Chiefs (formerly known as the Waikato Chiefs) are a professional Rugby union team based in Hamilton, New Zealand. Their home ground is Waikato Stadium. The Chiefs play in black, red and yellow coloured jerseys. The team competes in the Super Rugby competition (known as the Super 12 from 1996 to 2005 and Super 14 from 2006-2010) and is one of the competition`s five New Zealand sides.