its not 100 prc 1.0 its an attempt at bring co as original as can with some extra features.
it does have cps drop but at a very low rate to be rare and more harder to come by,
there is no lotto,
no npc to db exp lvl
no npc to exp ball your prof
mobs drop db and met's are increased.
as well as the socket rate from tc and market.
no ninja.
no mounts.
no talismans.
second reborn was left in.
no battle power
mall was left in for few things others enjoy such as garments, flowers, portals to each city ect.