Cost: Easy: $4250 | Medium: $5000 | Hard: $5400
MOAB-SHREDR Spikes is the third upgrade on path 2 for the Spike Factory. It makes the Spike Factory produce spikes that do 4 damage per spike to M.O.A.B. Class Bloons. It also allows to shoot twice as fast.
- SHREDR is an acronym for Super Hard Rending Engine Driven Razors.