Mammoth Sasaki

is a Japanese professional wrestler and retired sumo wrestler and mixed martial artist, currently working for Pro Wrestling Freedoms under the ring name , where he is a former King of Freedom Tag Team Champion, becoming the longest reigning champion during his second reign with the title. He is best known for his time with Frontier Martial-Arts Wrestling (FMW), where he competed between 1997 until the promotion's closure in 2002.

After training at the FMW Dojo, Sasaki made his debut in December 1997 under his given name and competed as an enhancement talent through the early years of his career. His first push came when he became a member of Atsushi Onita's faction Team Zero in 1998. After years on the low-card, Sasaki won his first title, the WEW Hardcore Tag Team Championship with Hideki Hosaka in 2000 and changed his ring name to Mammoth Sasaki in the fall of the year and became a main eventer during the fall of 2001. Provided by Wikipedia