Lyria-Artificer's Aura-Iron

Essence ability

Aura of the Artificer: A highly malleable aura with a unique property that allows it to manifest physical objects, temporarily or permanently if pulled from your soul space.

On its own, this ability can only create small objects that the user is familiar with, like tools.

Up to medium size It can grow bigger and stronger as you get stronger.

Iron Rank upgrade 

Soul Space. 15ft x15ft personal storage space tied directly to your soul. Access via a normal sized door summonable with an Action that only you can enter

Essence ability 

Iron rank 

Aegis Drone Program 

A mental block has been cleared you finally understand what's been missing from your research 

You may now build combat drones, store them in your soul space, and summon and control with a bonus action 

Aegis combat drone 

8 hours to build

1800gp