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1.
A HL2:DM mod based on capture the flag gameplay, where two teams build forts to protect themselves and their flag.
Knifa made SourceForts, threw a fit, and abandoned it, and now we all ban him from our servers.
by entRo April 21, 2005
 
2.
A HL2:DM mod where 2 teams build bases in a certain amt. of time, then fight it out to the death after the build time is up. You can also buy upgraded weapons by capturing the flag and fragging your opponents.

See Half Life 2.
Knifa made the mod sourceforts, everybody <3 him :O
by Dave April 05, 2005