MLG Toronto 2008 was the fourth event of the 2008 MLG season, taking place at the Toronto Convention Centre in Toronto, Ontario, Canada from August 22-24, 2008. Halo 3 was played in a 4v4 tournament, alongside Rainbow Six: Vegas 2 and Gears of War.
Teams seeded below #16 compete in Open bracket
16 teams uneliminated advance to Championship Bracket as Seeds #17-32
Double-Elimination, best of 3 series
Extended Series rule: best of 7 series starting 2-0 or 2-1 based on result of previous meeting
Double-Elimination, best of 5 series
Extended Series rule: best of 11 series starting 3-0, 3-1 or 3-2 based on result of previous meeting
Consolation matches take place for all individual placings from 5-32