Here is an updated version of the
balance changes and a change log:
Air elemental (former Invisible squad) - added unliving and Aria, new card picture
Blizzard - added Aria
Breeze - added Aria
Corrosion cloud - added Aria
Dark legion - summoned cards changed
Dark pegasus - added Aria
Dark templar - can't summon rares for player anymore
Death prophet - stock reduction replaced with production x0
Devilkin - added Aria
Dragon patrol - reworked
Laputa the Flying fortress - added Aria
Master hunter - added Banish
Orc engineer - no longer raises tower above 65
Plague - reworked
Renewal - added Aria
Vulture - added Aria
Wind - added Aria
I decided to implement Variant A for the Aria keyword.