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Steam has Red Faction Games on sale for 75% off as the daily deal for 2/26/14.
Red Faction Collection $15 – includes below:
Red Faction Guerrilla $5
Red Faction $2.49
Red Faction II $2.49
Red Faction: Armageddon $5
Red Faction: Armageddon Path to War DLC $1.74
Red Faction Armageddon Soundtrack $1.24