Tower defense and idle games combined; this is an alien invasion like never before. Use your towers to mow down a relentless invasion. Fuse towers to strengthen your defense and advance your weaponry through stronger turrets to starships and discover a secret mega-weapon!

Play at your own pace; your comrades will dispose of stragglers.
- Deploy turrets to key locations
- Every kill earns you biomass; invest into new towers
- Fuse two similar towers for a much stronger tower
- Rank up and unlock access to new areas