Havok -DOA (D.O.A)- guitar cover lesson Jun 25, 2015 Bloodied but unbowed, Cover D.O.A., Cover DOA, Cover Hardcore, Cover Havok, Cover Punk, Hardcore `81, You can cover this song easily!! Havok D. O. A from Time is Up. Like 0 Thanks! You've already liked this « D.O.A (Hiroyuki Sawano) OST Shingeki No Kyojin {Guitar Cover} » Doa Kami (a True Worshippers „Take Us Higher“ cover) [by Clara-Ariel-Novia-Ezra]