A method of implementing clan wars is disclosed. A first group of a plurality of players of a computer-implemented game is notified that each member of the first group is to receive an incentive reward based on a level of influence of the first group over a location being greater than a level of influence of a second group of the plurality of players over the location. The level of influence of the first group over the location is determined to be greater than the level of influence of the second group over the location. The incentive reward is provided to the first group based on the determined level of influence of the first group over the location being greater than the level of influence of the second group over the location.