@JeremyECrawford Can Wand of the War mage be an arcane focus? Doesn't specify, and while wands can be foci, it's not clear that ANY wand can

— Matthew Marinett (@matthewmarinett) December 21, 2016

Any wand can be used as an arcane focus. #DnD https://t.co/SsDCaG6NvO

— Jeremy Crawford (@JeremyECrawford) December 21, 2016