Wraith Stone

Wraith Stone is a utility upgrade available to Dizzy, Froggy G, Ix the Interloper, Ksenia, Leon Chameleon, Raelynn, Vinnie & Spike, and Yuri.

Description
Killing creeps after purchasing this upgrade heals an additional 300 health. This extra health scales with team levels.

Trivia
Name and appearance are reference to "Stargate Atlantis" TV show.