Open the raid panel (on the map) by clicking:
This is found in the top left of your screen.
Use the 'Search Properties' box to find the property you wish to add a Cydroid to.
Click on the
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to expand the property.
Now click on the
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button.
Now select the number of Cydroids you wish to build.
At this point you can start the build for 2.5 essence per Cydroid by clicking:
This Cydroid will be constructed but will not be powered when it has finished building. In order to raid with each Cydroid you will need 5 essence to power it.
If you click on 'Pre-Power Cydroid' before starting the build, then the Cydroid will be powered as soon as the build is complete. The 5 essence will be added to the cost of construction if this option is selected.
A random rarity/type of Cydroid will be built over the next 24hrs and assigned to your property.
PLEASE NOTE: If you do not have any essence you can purchase Cydroids from the marketplace with E$.