《Mirror Mirror》是美国Rooster Teeth Productions制作的原创网络动画《RWBY》第二部预告片White Trailer的BGM，创作者为Jeff Williams，演唱者为Casey Lee Williams，在片中由女主角Weiss schnee演唱。在《RWBY》第一季vol.3第4章结尾部分，此曲第二段作为BGM出现。

译本一：

Mirror, tell me something. Tell me who's the loneliest of all?

魔镜啊，告诉我，谁是世上最孤独的人？

Mirror, tell me something. Tell me who's the loneliest of all?

魔镜啊，告诉我，谁是世上最孤独的人？

Mirror , what's inside of me. Tell me can a heart be turned to stone?

害怕着内心之物，告诉我心能化为铁石吗？

Mirror, mirror, what's behind you? Save me from the things I see!

魔镜啊魔镜，你背后藏着什么？快从我所见之物中拯救我！

I can keep it from the world, Why won't you let me hide from me?

我能阻止它现世，为何你不让我逃避自己？

Mirror, mirror, tell me something. Who's the loneliest of all?

魔镜魔镜告诉我，谁是世上最孤独的人？

I'm the loneliest of all.

我是世上最孤独的人。

译本二：

Mirror, tell me something. Tell me who's the loneliest of all?

魔镜魔镜告诉我，谁是世上最孤独？

Mirror, tell me something. Tell me who's the loneliest of all?

魔镜魔镜告诉我，谁是世上最孤独？

Mirror ,what's inside of me. Tell me can a heart be turned to stone?

内心之物使我惧，化为砾石心能否？

Mirror, mirror, what's behind you? Save me from the things I see!

魔镜魔镜告诉我，何物匿于你身后？

Save me from the things I see!

愿你能够拯救我，带我脱离现世间。

I can keep it from the world, Why won't you let me hide from me?

虽可将其抹消去，为何逼我正视我？

Mirror mirror tell me something. Who's the loneliest of all?

魔镜魔镜告诉我，谁是世上最孤独？

I'm the loneliest of all.

我是世上最孤独。

译本三：

Mirror, tell me something. Tell me who's the loneliest of all?

镜子，告诉我，孰为世间至孤独之人？

Mirror, tell me something. Tell me who's the loneliest of all?

镜子，告诉我，孰为世间至孤独之人？

Fear of what's inside of me. Tell me can a heart be turned to stone?

畏惧着心之鬼，告诉我心能否坚如钢铁磐石？

Mirror, mirror, what's behind you? Save me from the things I see!

镜子啊镜子，你将何物藏蔽于身后？予我救赎，从我之所见中！

I can keep it from the world, Why won't you let me hide from me?

我将从尘世抹杀它，为何你不允从自己身边逃离？

Mirror mirror tell me something. Who's the loneliest of all?

镜子啊镜子，告诉我，孰为世间至孤独之人？

I'm the loneliest of all.

我为世间至孤独之人。

在《RWBY》第一季vol.3第4章结尾部分，此曲第二段作为BGM出现：

Who am I to complain?

我该向谁诉苦

My life's been spared so much pain

我的生活已让位于诸多痛苦

Born with all that I need

我需要的从生来便拥有

My comforts all guaranteed

我将一路高枕无忧

So what's the problem

那么问题出在哪儿？

What's keeping me

是什么让我

From moving forward

止步不前

It's hard to see

我难觅解答

I should be free now

我本得到了自由

I should be fine

我本能称心如意

But the life I fought for

但我捍卫的人生

Still isn't mine

却依然不属于我

Some believe in fairy stories

有人相信童话故事

And a ghost that they can’t see

以及他们看不见的幽灵

I know that I could do so much

我知道自己能做到

If I could just believe in me

只要我相信自己

Mirror, Mirror,tell me something

魔镜啊魔镜告诉我

Can I stop my fall?

我能不再堕落吗？

Years of scorn will leave you cold

常年的奚落能让你冷漠

'Forget your dreams do what your told'

忘记梦想，执行嘱托

When disapproval's all you're shown

当你展现的一切被否决

The safest place becomes alone

安身之地也成了孤岛

And isolation's

孤独便是

The price you pay

你付出的代价

And every friendship

每一段友谊

Is pushed away

都被推离

But bit by bit now

但现在一点一滴

A step each day

每天迈出一步

I'm slowly starting

我终能渐渐

To find my way

找到我的道路

Some believe in fairy stories

有人相信童话故事

And a ghost that they can’t see

以及他们看不见的幽灵

I know that I could do so much

我知道自己能做到

If I could just believe in me

只要我相信自己

Mirror, Mirror, I’ll tell you something

魔镜啊魔镜，我会告诉你

I think I might change it all

我觉得我能改变一切