Question: Mauricio "Baboo" Da Silva, is a Brazilian kyokushin kaikan full contact karate practitioner and former professional kickboxer and mixed martial artist, he's aprofessional coach and trainer of K-1 and MMA (Mixed Martial Arts), who has trained a number of world class fighters including which American-Samoan kickboxer, boxer and mixed martial artist of Samoan heritage who competes in the Heavyweight division, often billed as who? 

Glaube Araújo Feitosa (born April 9, 1973) is a Brazilian former kickboxer and a kyokushin full contact karate practitioner who was competing in K-1.  In 2005, Feitosa won K-1 World Grand Prix 2005 in Las Vegas tournament and was a K-1 World Grand Prix 2005 finalist.  While living in Tokyo, Japan he fought and trained in the IKO1 Kyokushin - Team Ichigeki at the Ichigeki Plaza.  Throughout his career he was known as one of the best non-champions to fight in the K-1, a position he earned with his wins over non-champion fighters, such as Ruslan Karaev, Musashi, Gary Goodridge and Junichi Sawayashiki.  He also went the distance with some of the top fighters in his time, such as Peter Aerts, Remy Bonjasky, Semmy Schilt and Errol Zimmerman.  He holds victories over Cheick Kongo and Alistair Overeem. <SEP> Eric Scott Esch (born August 3, 1966), commonly referred to as Butterbean, is an American former professional boxer, kickboxer, mixed martial artist, and professional wrestler who competed in the heavyweight division.  He is also a minor television personality, having appeared in several programs and been referenced by many others.  Esch transitioned to professional boxing in 1994 following a successful stint on the Toughman Contest scene and went on to capture the World Athletic Association (WAA) heavyweight and IBA super heavyweight championships.  Beginning in 2003, he began fighting regularly as a kickboxer and mixed martial artist, most notably in K-1 and the Pride Fighting Championships.  Butterbean's combined fight record stands at 97–24–5 with 66 knockouts and 10 submissions. <SEP> Siala-Mou Siliga (born October 8, 1970), often billed as 'Mighty Mo' is an American-Samoan kickboxer, boxer and mixed martial artist of Samoan heritage who competes in the Heavyweight division.  His K-1 achievements include winning the K-1 World Grand Prix 2004 in Las Vegas II and the K-1 World Grand Prix 2007 in Hawaii tournaments.  In mixed martial arts, he has competed for K-1 Hero's, Bellator MMA, DREAM, Road FC and also participated in the Dynamite!!  USA and Dynamite!!  2008 events.  On September 24 2016 Siliga won the Road FC Openweight Tournament at Road FC 33 by knocking out Choi Hong-man of South Korea. <SEP> Mauricio "Baboo" Da Silva (born November 28, 1967) is a Brazilian kyokushin kaikan full contact karate practitioner and former professional kickboxer and mixed martial artist.  He is a professional coach and trainer of K-1 and MMA (Mixed Martial Arts), who has trained a number of world class fighters including Francisco Filho (martial artist), Glaube Feitosa, Andrews Nakahara, Ewerton Teixeira, Ray Sefo, Aleksandr Pitchkounov, Takumi Sato, Jan Soukup, Kou Tasei (aka Hong Tae Seong), Jan Nortje, Doug Viney, Mighty Mo (kickboxer) and Akebono Taro.  From 1998 to 2004 he worked as the trainer and sparring partner for Francisco Filho.  He lived in Tokyo, Japan from 2005 to December 2010 and trained fighters from the IKO1 Kyokushin - Team Ichigeki and other fighters from visiting teams at the Ichigeki Plaza.  He fought in the K-1 PREMIUM 2003 Dynamite!!  and also in the Ichigeki events in Japan.