The Sky Sentry satellites are one of the most important tools InOps have at their disposal. Capable of global surveillance and scanning, they are a significant part of Blue Zone protection, allowing for pin-pointing abberant energy signatures, locating Nod bases, even cloaked ones, and up-to-date intelligence. Their role in the third tiberium war proved vital in many tasks including the discovery of a Nod liquid Tiberium research Lab and the nuclear launch facility in Cairo which destroyed the Philadelphia.