Where is it mentioned in canon that the Elder Wand has a Thestral hair core? —The preceding unsigned comment was added by 63.239.65.10 (talk • contribs) 15:29, September 3, 2009.

JKR revealed the Elder Wand's core material on her website. ★ Starstuff ^{(Owl me!)} 15:37, September 3, 2009 (UTC)

that isnt her official site.. its just one fan making thins up.. this needs to be taken down Edit

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No, it is her website. It's the "Read Only" version. --  Seth Cooper  owl post! 20:02, July 21, 2011 (UTC)