Depends on what you're into. Music tastes are subjective, so I can't really say.
I love their stuff and know many more people who do as well, the main barrier is that they sing in German.
Here's a video showing their pyros set to part of one of their songs. That way you can check out both at the same time =]
YouTube - ‪Rammstein Live 2009/2010 Trailer‬‎
*EDIT*
The song in the video above is the song that was featured in XXX
