Merge Defense is a tower defense game in which the player can collect cannons to merge together. Each combination will result in a more powerful weapon. The player only has a limited amount of space to build cannons, so continually upgrading them will allow the player to make optimal use of their land.
How to play Merge Defense?
During the game, the player can earn a lot of extra coins, gems, and weapons by completing the achievements. The player can keep an eye on the various achievement and upgrade menus while playing, to see when they can unlock more cannons to merge and defend their crown.