Welcome to Merge Tank Defense, the ultimate idle tower defense game where your strategic merging skills are put to the test! In this thrilling casual game, endless hordes of relentless zombies and mummies are marching down the path to destroy your base. Your mission is to build a powerful arsenal of cannons and tanks to stop them. Start by purchasing basic level-1 cannons and dragging them together to merge into higher-level, more destructive artillery. The higher the tier, the greater the firepower! As you defeat enemies, you will earn coins to buy more weapons and unlock powerful permanent upgrades in the shop. With its addictive "merge-two" mechanics, automated idle combat, and progressive rank system, Merge Tank Defense offers endless hours of engaging gameplay. Can you build the ultimate defense line and survive the apocalypse?