Guide to Spells in Clash of Clans

Spell can provide support for your troop in Clash of Clans. The spell factory is responsible for producing the spells. A spell factory can only hold a certain number of spells. If you want it to hold more spells, you must upgrade it. In the laboratory, you can also do research and create new spells that are more powerful. To make use of the full power of the spell, you must plan where and when you drop the spell.

Clash of Clans - Guide to Spells in Clash of Clans

It takes about 1 second for a spell to activate. For this reason, the spell must be put in a place where you estimate the troop will be. It is wrong to put the spell in where the troop is as the troop may leave the area before it is activated. Only one spell should be used at a time. Stacking 2 spells at a time can be wasting as the troop will leave before the spells achieve the full effect.