Twisted Mentat serving the Baron, brilliant but sadistic strategist.
Piter serves as a Harkonnen strategist whose forces directly target Leto's household.
Piter commands the troops responsible for the massacre that forces Paul into exile.
Piter's military campaign directly targets Jessica, driving her into the deep desert.
Alia actively opposes Piter's faction, eliminating key Harkonnen leadership during the final battle.
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