Automatically generates piles of Road Spikes on the nearby track. Excellent last line of defense.

Spike Factory

Bigger Stacks

Cuts through Lead Bloons and Frozen Bloons.

Spiked mines explode violently when they lose all their spikes.

Creates gigantic exploding spiked mines that can wipe out almost anything.

Super-Hard-Rending-Engine-Driven-Razors shred MOAB-Class Bloons.

Spike Storm Ability: Shoots out a thick layer of spikes over the entire track.

Regularly sets a carpet of spikes over the whole track.

Increases range which spikes can be deposited.

Spike Factory gains special targeting priority and accelerated production at the start of each round.

Spikes lasts much longer and can carry over one round.

Extra deadly spikes can pop through 2 layers per spike.