Nanobot Attack Swarms Enormous super-intelligent clouds of trillions of nanobots, capable of swarming into enemy territory and leaving a path of destruction in their wake. Requires: Intelligent Nanobot Swarms. Level 73. Allows: Nanobot Defense Swarms Duration: Permanent Acquisition: Research Bonuses Personal Combat 32 Weapon Nanobot Attack Swarms Enormous super-intelligent clouds of trillions of nanobots, sent swarming into enemy territory to leave a path of destruction in their wake. Weapon Bonuses Personal Combat 42 Air Combat 14