In update 3 Aug added shared between all servers the arena, and also added the possibility of sharpening the rune stones.

World arena.

Added a common Arena. To participate in it you are redirected to a special shared server and there is a selection of participants.

Sun

Rune stone.

Added the ability to sharpen rune stones due to dust. Dust can be obtained by connecting three stones into one. You are invited to choose to take the dust or debris. Shards and dust can now be obtained in Ancient ruins, the chance of solid Rune stones remained the same.

Sun

Fixed a bug related to the lands of valor. Greatly facilitated the pumping of horses. 1-6 grade reduced the necessary experience to 20% on the 7th grade was much less.