Clash of Clans - The Season of Upgrades continues! Learn more about the upcoming troop events scheduled for the Hammer Jam period: https://clashofclans.com/blog/news/its-hammer-jam-season | Facebook
![Hammer Jam Event + Last Town Hall 13 Challenge?!! | House of Clashers | Clash of Clans News & Strategies Hammer Jam Event + Last Town Hall 13 Challenge?!! | House of Clashers | Clash of Clans News & Strategies](https://images.fanpedia.com/3/2021-03-hammer-jack-event-2.jpg)
Hammer Jam Event + Last Town Hall 13 Challenge?!! | House of Clashers | Clash of Clans News & Strategies
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How can I use my hammer of building? It's only giving me the option to use the book : r/ClashOfClans
![Ask] Which hammer do you think is the most efficient given the amount of resources and time saved? And what should I use it on? : r/ClashOfClans Ask] Which hammer do you think is the most efficient given the amount of resources and time saved? And what should I use it on? : r/ClashOfClans](https://preview.redd.it/hadi70vnssw11.jpg?auto=webp&s=134b9bfafd586d6c7ab1263d2ec450f2ca80dce6)