Hi,
Rule #1 in about any forum : Use the search before asking for help ...
But I understand that some info may be outdated and it's a lot to understand from the beginning... You should start with the stickies and newest topics so you can get an idea how everythings works.
Basically, Silverfish is an external AI which you select in the bot options. Different versions of silverfish exists, the better in my opinion being the one from sepefeets :
http://www.hearthranger....fish-update--WotOG.aspx
It can use different text file for the mulligan, combos, general settings or discovery preference usually depending on
each decksPeople in the "project rank 5" thread tests decks with their own settings that are good enough with the AI
http://www.hearthranger....491_Project-Rank-5.aspx
Good luck