Budget Clusters

 is an upgrade in the Primary Monkey Knowledge tree. It decreases cost of the Cluster Bombs upgrade by $100 regardless of game mode. It requires five primary knowledge points invested and Fraggy Frags.

Prices
The following are prices for the Cluster Bombs upgrade with and without the effect of Budget Clusters:

Tips

 * This MK is rather small of a discount, but it makes a big difference on Race Events where Cluster Bombs are available.

Trivia

 * Budget Clusters is the only MK that discounts a Bomb Shooter upgrade.