Summon Extraplanar:

Name: Summon Extraplanar
Complexity: Hard
Cast Time: War
Initial Cost: 5
Upkeep Cost:
Usable By: Nations
Hidden: False
Effect:
This spell may be used at the start of a war session to create one of the Extraplanar units; these units still abides by the same spawning rules as other units, and cannot exceed your maximum units. Alternatively, by increasing the cost of this spell by five, the unit may be made to no longer take up a unit slot.
Creator: Unknown