33 67 221 | 19-year-old stage hand killed at Avenged Sevenfold concert, February 21, 2017

2/21/2017 = 2+21+(2+0+1+7) = 33

First of all, this came on February 21, or 2/21.

Germany?  Bavaria?

Next, the town of Stuttgart, Germany has matching Gematria with 'blood sacrifice'.

Here is some other relevant Gematria.

Masonic = 74; Jewish = 74; Occult = 74; Killing = 74

Freemasonry = 58/139 (Avenged = 58)

http://www.avengedsevenfoldnews.com/2017/02/member-of-avenged-sevenfold-crew-died-in-stuttgart.html#.WLoN3mTysy5

This is the same band that has the music video of Hillary Clinton as the puppeteer, dressed in Purple.