Talk:Operation: Front Line/@comment-98.180.4.80-20130510142442

I'm level 22, and I'm only on wave 20. This is the hardest event I've been in so far. Anyone have advice? what should I use, I've only got most of the normal troops, almost none of the unlockable troops/turrets. All I have unlocked is the dog, laser tank, gatling truck, and the drone silo.