Eliminera zombiekatter

A deadly biochemical pollution infected the cat city, and most of the cat citizens turned into zombie cats, which attacked the city everywhere. In order to defend the cat city, scientists called the ancient mysterious agent team. You are a member of the ancient mysterious agent team. To eliminate the waves of various zombie cat monsters, zombies attack in large numbers, how many levels can you hold on? Pay attention to upgrade cat heroes and weapons in time to challenge more levels.