Mercule
Adventurer
DreadPirateMurphy said:3) Mercurial Swords: Explain the attraction of a using a deliberately unbalanced weapon that is likely to spew a highly toxic substance if sundered.
I allowed a PC to make one out of mithril, which is somewhat better IMC than in RAW. It is a unique weapon and he is the only proficient wielder. A crit also causes the mercury to pound the end in such a way as to cause a crack like a dragon bone snapping.