Destiny in Japanese is 運命 (unmei).
Pronounced: "Unmei"
watashi no unmei watashi = me no = 's unmei = destiny
Unmei
運命 (Unmei)
In Japanese it sounds like "go-en", which also has the same pronunciation as destiny.
don't tattoo this on yourself 運命
kimi WA watashi no shukumei desu
Destiny: un-mei うんめい
unmei no kobushi it means the fist of destiny
Saga could mean 'tradition' and also 'destiny'. Mori also have different meanings like 'forest' and also 'protector' or 'charm' . You can combine these meanings fitting the context you are quoting from. (E.g: 'destiny forest', 'forest of destiny')
Gundam Seed Destiny is a popular anime that is broadcast on local anime networks and television shows that show Japanese anime. It has been on for a number of years.