You might have some success with a jumbled approach but what you need is symmetry!
Click on the PIC and see the sequence and transition from tactic to tactic. Again, if you can get past 185 let me know.
What-it-is.
How it ended.
Field Runners iPhone App Review with Cheating - GOD mode or (2nd part - Wave 100). Hack or hacking iPhone 3G to cheat on app games is lame; ya it's cool to see what's possible but to claim a level or simply flood the yard with Tesla's is not skill.