Uatu (Earth-616), Marvel Database

Uatu is one of the Watchers, a highly advanced race of cosmic beings who have vowed only to watch and never to interfere, although Uatu is rather infamous among them for breaching this vow many times. Primarily watching over Earth, as each Watcher is given a sector of space to observe, the Watcher created a Citadel on the Blue Area of the Moon. However, he can and often does watch other parts of the cosmos, following the lives of heroes and villains alike and to observe events of cosmic importan

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