The Best Bloons TD 6 Tower Upgrade Paths Tier List

A

B

D

A Tier

Wizard Lord Phoenix, Ray of Doom, Perma Charge, Master Bomber

B Tier

Ultraboost, Glaive Lord, Bloon Exclusion Zone

D Tier

Super Glue, Archmage, The Anti-Bloon, MOAB Domination, Trade Empire, Grand Saboteur, Homeland Defense, Super Brittle, Monkey-Nomics