Corrupted Spire Shard

The Corrupted Spire Shard is a building of The Restless Regiment in .

Description
Primary troop production building. Summons Banshees, Flameskulls and Shadows. Can research the Forlorn Song, Eater of Misery and Banshee Wail abilities.

Unit training
The following units may be trained here:
 * Banshee
 * Flameskull (requires Arcane Nexus)
 * Shadow (requires Shadow Gate)

Upgrades
It has the following upgrade options:
 * Forlorn Song
 * Eater of Misery
 * Banshee Wail