This ability perceives an ambient energy source though, it does not involve the eye projecting a concentrated, possibly toxic, beam to be reflected back from objects. Heat Vision: H’El can, as a conscious act, fire beams of intense heat at a target by looking at it. He can vary the heat and area affected. This also allows him to see the aura generated by living thing. The use of the more thermostable RTs, where reactions are performed at higher temperatures, can be very helpful when dealing with RNA that contains high amounts of secondary structure. Its heart is in a good place, it’s just a little special.