Warhammer: The Empire's Forever Daddy

When mechs fell beneath volleys of lasers, when the firstborn son of God perished amid the roar of chainswords, and when the swarms of bugs howled under flamethrowers, the Emperor, sovereign of all mankind, smiled at his subjects and said, "Your daddy will always be your daddy."

I'm a new author with a new work, so please go easy on me. The setting was all dreamed up on the spot, so I'd be grateful for any advice from you experts (´▽`)ノ♪