Get ready for some top notch tower defense action! Bug Attack has you fending off hordes of evil insects! Build towers in the designated locations then kill everything that moves! Also, use your mouse to squash those bugs roaming around! You can use them to unlock super attacks! How far can you get in this challenging Tower Defense?
Source
https://www.bubblebox.com/play/3137/bug-attack.htm
Bug Attack screenshots
One of the first tower defense games i remember playing (alongside Kingdom Rush), very much biased towards this game 🙂