Got the imbue rings today... About 25 hours put into getting 300 rank at mobilising armies.
I also merched in these 5 days that i did it and made about 7 to 9m idr...
Had enough reward credits to get zerker ring (i) seers ring (i) and onyx ring (i)
only currently have z ring and seers ring, holding off on onyx =P will post picture of my bank when i get on the computer. Just lettin you know my achievements for now:)