Kingdom Rush-Greenmuck Boss Battle

The first of the DLC bosses in Ironhide Studios Kingdom Rush, I took the advice of a fellow player and used many Tesla’s in this video

[peridot]

i got to the boss my first try with nll and just lost all my lives on the boss fight.
now im here for some reason

[Hringingy]

Is it worth using elementals in spite of the swamp things that spawn when they die?

[Burritomashup]

I found this boss impossible but Tesla spamming works ig