Merge Animal Defense is a free merging game. Your task is to merge and fight a zombie to protect your farm. If you want to fight with other players or a bot, then go ahead! There is no time limit, and you can play with bots all the time.

If you play the game, you will notice that you can upgrade the animals you have. You can get stronger by using upgrades. It depends on the type of animal. As you level up, you will find more upgrades and an army of powerful animals. So, you must be ready to fortify your battlefield with upgraded animals to eliminate the zombies.