Below is a complete list of all of the units for the Substrate faction contained within Ashes of the Singularity: Escalation.
Required to construct buildings, as well as repair them.
These small, quick aircraft are inexpensive to make and easy to use to swarm. Only a small handful of them consume energy. Substrate frigates come in small squadrons.
The Substrate cruisers have heavy shields, are versatile in their nature, and ultimately built to combat against their enemy units in the PHC.
Substrate aircraft are fast-moving and technologically advanced.
Substrate Dreadnoughts are devastatingly dangerous with a variety of roles. Not as tough as PHC dreadnoughts in an upfront fight, but have rapidly regenerating shields.
Substrate juggernauts are ultimate manifestation of Substrate technology, capable of decimating entire armies on their own.