A Kraken, or William Blake.

阿海妖，或威廉·布莱克。

That sounds like the Kraken to me.

我觉得这听起来就像挪威海怪。

He defeats Hades' creatures and turns Kraken to stone.

他打败了哈德斯手下的怪物，将挪威海怪变成了石头。

Kraken Opus was established purely to deliver that goal.

Kraken Opus的成立纯粹是为了达成这一目标。

But what is a Kraken, and why would anyone want to release it?

但是什么是“海怪”和为什么任何人都要释放它？