Proving Grounds

"wildnz;c-2353666" wrote:
Well if you have a 7* Cat and Razor you can't even enter even for "fun".

I read it to mean that the shards are no longer accessible, but you can still enter the mode.

"CG_Tusken_Meathead" wrote:

Once you obtain the unit at 7* or have enough shards to 7* the unit, they will no longer be accessible.
This is not meant to be a source for Shard Shop Currency, this is an opportunity to get characters that were once exclusive to Conquest.