Sephiroth killed one Cetra. Hardly genocide. Jenova annihilated the Cetra, but whether a non-sentient being can commit genocide is an argument for another time.
Nibelheim is a town, not a city.
[/Nitpicking]
 
 
					
				Sephiroth killed one Cetra. Hardly genocide. Jenova annihilated the Cetra, but whether a non-sentient being can commit genocide is an argument for another time.
Nibelheim is a town, not a city.
[/Nitpicking]