Here is a spreadsheet that will work out damage done to a wall with your cards. It will take into account the reductions applied while attacking the wall (currently calculated at 5%), and then the increase applied by the bonuses.
Wallbreaker Calculations (Google Doc)
How to use -
- Hopefully the list of wallbreaker cards are up to date
- Select your 5 cards by either using the dropdown list to select a wallbreaker, or you can just type any card name in.
- Type in the current attack points for the card.