Add a daily spin wheel like wheel of fortune in hay day.in which players get gold, elixer,dark elixer,gems,one sec training time for any 1 troop any even 1 free upgrade!
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Add a daily spin wheel like wheel of fortune in hay day.in which players get gold, elixer,dark elixer,gems,one sec training time for any 1 troop any even 1 free upgrade!
Super Cell already has events that you can get things at a discount, like boosting. You lost me at 1 free upgrade.