Just making sure that I have the right concept here, but is it because those items are cheaper high ranked items that can be used as the second base for [Base]/None compounds?
Gemini!!! :)
Brissalyn - level 51 water support
and my trusty companions...
Menda - level 46 fire melee
EarthiAlly - level 49 earth mage
Tobs - level 47 fire mage
ManuBetch - makes stuff for us
No IM points for us because we're cheap :P #noobs4life
