I got this coral and the guy told me its a blue e......... cant remember the rest any help???? Its a awesome piece

okay, i "need" one more SPS in my little tank. and i want something blue, with a nice and interresting growth pattern. i narrowed it down to the following two corals; Oregon blue tort ORA Roscoe's blue which one would you get? or... something else? please specify ;) thanks! J.