Answer:
Blind but cruel.
I am not alive, though I never die, to no one I've ever told a lie, today I can be god's warrior, and serve him with no horror, but tomorrow I might be devil's knight, for I am what ends the light.
What word in the dictionary is weird?
Even if you throw it away, it still comes back.
I am million people's wakeup call. What am I?
People take me on walks and I run and have fun. What am I?