bring back 172 non member cap, 300 member cap and make raid armor only for members, because almost everyone has it.
make lvling harder and don't get 225 in a day
more sector maps, bvb and pvp (doesnt matter if recolored or not)
more armors, be able to sell elektra for gigas or coins
+8 sets and their color is from +4, +5, +6, +7 sets (they will be cosmetic or give +7 set stats
weekly lottery with decent prizes
daily achievements or w/e and you get prizes (for example: kill 100 gandas or something)
make red boxes from 172 map worth more how they were somewhere between march-july 2013
more coin items in shop
will think of more later