Use the left mouse button to select, move, and merge.

Merge Defense is an action-strategy game that melds merging mechanics with intense battles against unrelenting adversaries. As humanity's last bastion, you must merge, adapt, and battle to safeguard your world from encroaching darkness. Engage in high-speed, skill-driven combat against hordes of foes. Defending your realm requires not just brawn but also cunning strategy. Strategically plan your merges to counter various enemy types and their unique abilities.