Horn Spell

Horn spell is a magic spell that creates a flag which all dwarves gather to. This flag can be useful for many reasons, it allows your dwarves to congregate in one area to help battle monsters or all hide from a wave of monsters.

Use
To use the horn spell:
 * 1) drag the spell item from the inventory to the quick bar
 * 2) click to highlight the item on the quick bar
 * 3) click anywhere (accessible by dwarfs) in the world to place the flag.

To remove the flag:
 * 1) click the flag to create an "X" button; and
 * 2) click the "X" to cancel flag.