Sentio metallico
From MediaWiki
Sentio Metallico is a special type of metal that occurs naturally with sparks. The combination of the two creates a protoform. It takes very special skills to work with it.
IDW Generation 1 continuity
When a spark is ignited in a hot spot, a small amount of sentio metallico forms with it. Normally, the fusion of the two creates a protoform.


