Still up for sale. Estimated value 100-125 GOKS if anyone is looking to pimp out their Promethium core character with the best possible one you can find, and the rarest. Heroes that can use it:
http://marvelheroes.info/item/770/Also, found my first Zod Rune today, if anyone is interested in that as well.
BIN the core - 5K fg
BIN the ZOD Rune - 600 fg