Does Tseng Die in Ff7?

Tseng is the only Turk not fought at any time during Final Fantasy VII. He is brutally injured, but not killed, by Sephiroth while investigating the Temple of the Ancients.

How does Tseng die?

Tseng removes his ponytail and lets his hair fall in Before Crisis -Final Fantasy VII- after Rufus Shinra spares Tseng from execution due to his perceived loyalty to the Shinra Electric Power Company.

Does everyone die at the end of FF7?

All of the Main characters of FF7 survived and lived to fight another day (Advent Children). Sephiroth's physical form no longer exists having been destroyed by Cloud and the gang, but his presence still infects the life stream, the planet and Cloud's mind. A number of Sephiroth clones still exist.