My score — Onslaught 2.1

My highest score of Onslaught 2.1.

Towers are constructed in the following sequence:

1. 2 chains of green towers.
2. red+green combo on the center
3. put 2 blue towers beside the red+green
4. 2blue+green+2red on the upper right
5. green+2red+blue on the upper left
6. 2blue+green+2red on the bottom left
7. buy CombOnly
8. buy fusion, railgun, sniper
9. upgrade fusion, railgun, sniper