[Research no.] 3446 [Subject] Heart [Author] Name redacted [Origin] Holtron 7 [Sources] Classified Section 65. a. "It seems that the energy originates from their heart, it functions like a battery and keeps the charge even after removal. The heart is a resin-like modified organic compound, it gets energy from the glowing nanites [Micro robots] approx 50 million pr. unit. There are traces of DNA from an unknown origin "