Dark Reign

There was three bands with such name:

1) Dark Reign was a death metal band from Houston, Texas.

2) Dark Reign was one of the first black metal bands in Latvia.

3) Dark Reign is a Californian thrash metal band now called Eminent.

4) Dark Reign is a Dutch Melodic Deathmetal band from amsterdam, that released an ep in 2011 through Casket Music.