New features:
The Arena replaces T50 as the new asynchronous PVP system.
Balance:
Catapult does more damage, the formula uses now 100, instead of 75, as the maximum possible damage.
1.281, 1.282, 1.283:
Various bugs and vulnerability issues fixed
1.284:
Added leaderboards
1.285:
The arena deck can not change level when modified (this prevent decks from jumping between leagues carrying unfair ratings)
Bug fix: AI does not attempt anymore to steal permanents if its side of the board is full of permanents already