Original: Zuffa Purchases IFL Instead of the established norm for MMA events, where matchups are strictly one-on-one affairs, each IFL card was a showdown between two camps of at least three fighters, each fighter fighting one match against another in the opposing camps.
Simplified: Instead of the established norm for MMA events, where matchups are strictly one-on-one affairs, each IFL card is a showdown between two teams of five fighters, each fighter fighting one match against another on the opposing team.