College career Vassell played
college basketball for
Brandon University. Over his college career he was a CIS Player of The Year (1995), CIS Rookie of the Year(1991), Three times CIS All-Canadian (1993–1996), 5 time GPAC conference 1st Team All-Star (1991–96). In 1996, he led the school to the
CIS championship and was named as the tournament MVP. He spent four and a half seasons with the club, winning the national championship in 2000. He joined
Hamar in the Úrvalsdeild in December 2003. During the season, he was granted Icelandic citizenship. He split the 2003–2004 season with
KTP Basket and
Porvoon Tarmo in the
Korisliiga, averaging 14.9 points in 31 games. In November 2005, he signed with
Jämtland Basket of the Swedish
Basketligan. After Jämtland was knocked out in the playoffs, Vassell signed with
C.F. Os Belenenses in the
Liga Portuguesa de Basquetebol. He was fired midseason but signed with
ÍR to finish out the season as a player. In February 2007, he helped ÍR to the
Icelandic Cup finals where they beat
Hamar/Selfoss 83–81. In 10 regular season games for ÍR, Vassell averaged 9.7 points and 5.5 rebounds but upped those averages to 15.7 points and 5.7 rebounds in the playoffs.
National team career Vassell played for 11 years for the
Canadian national basketball teams. ==Coaching career==