Soundbust11 (636 kg it is then) "hmm...looks like you are a mortal being...well judging from what your target is,we will give different options,against normal mortal beings,we recommend the edge to be depleted uranium steel with its sharpening capabilities on hard surface,while the dull edge to be titanium so to make the blade to be more durable,as for godly entities...."she paused for a second,as if puzzled by her past experience "well...lets put it this way,we have found that different godly entity reacts differently to different materials,so we are not sure what works best for your target....also,unfortunately,we have not yet found any rare material capable of killing gods and such,so its probably up to your choice"