Star Burst

Acquisition
Signet of Capture
 * Factions
 * Bound Teinai (Tahnnakai Temple)
 * Star Ancient Koosun (Raisu Palace mission and explorable area)
 * Nightfall
 * Bound Kaichen (Domain of Fear, during A History of Violence)

Trivia

 * A Starburster was an elementalist build based on using PBAoE spells.