Board Thread:Game Discussions/@comment-24.150.140.187-20131209021552/@comment-23870891-20131229221947

It is unlikely given Gree's even more money grubbing pattern as of late, but there have been events (I believe the beast brawl was like this) where after the event was over or during the last week, all the bosses involved only cost 10 gems at the summoning stone for a week after.