BFB Bonanza

"$150,000 to defeat 50 B.F.Bs. The worst part is that no Temples or round-skipping towers is allowed" Description

This mission takes place on Mount Magma, Medium. No Temples, Spiked Walls, Time Distortion are allowed.

Strategy

 * If you have a strategy, add it here. Spawn 50 spaced BFBs in Sandbox mode and try to spend less than 150,000. If it works, add it. ;)