Bass Cannon

What in the world. No one has come up with this idea yet?

Overview
Basically it shoots out shockwaves or arches of ultrasonic soundwaves that is about the speed of a dart, But it has a reload time of 3 seconds. It has the range of a Boomerang tower and its health is 20, It costs 600 in easy 800 in medium 1200 in hard and 1600 in impoppable, it can pop 5 bloon in one arch-shockwave, it cannot detect camo nor pop lead without an upgrade. unlocked at round 61

Path 1
Metalbending Shockwaves - 300/400/600/900 - You are now able to pop lead bloons and 7 bloons too

Intensified Shockwaves - 600/700/900/1000 - Can now pop 10 bloons and sometimes 2 layers both at the same time, Deals x2 damage to ceramics

Maximum Soundwave Power - 1200/1550/1700/2200 - Shockwaves now last a little longer and pops an indefinite amount of bloons based on how long it lasts, Rarely pops 5 layers at the same time. Reload time increased to 5 - 7 seconds

Overclocked Hyperwaves - 6500/7000/7500/8500 - Special Ability - Charges up and creates an extremely fast omnidirectional shockwave which pops all bloons and deals x5 damage on M.O.A.B. class bloons,. When special ability is not active, It releases Larger shockwaves that pops 20 bloons and 3 layers but has a longer reload of 5 seconds

Path 2
Burst-fire - 450/500/670/760 - Burstfire mode, Charges up for 5 seconds and releases 3 shockwaves, 15 seconds for upgrades x/3 and x/4

Repeater - 600/750/800/1000 - Faster reload, Reduced into 2 seconds while 3/x 4/x gain 4 seconds of firing, Slight effect on popping power but not really noticable

Mini-Cannons - 1600/1750/2000/2500 - Small cannons that fire both at the same time but does not fire the same time with the main cannon, Pops 5 Bloons and sometimes 2 layers

Double Bass Cannons - 5500/6000/7000/9000 - You guessed it Double Cannons each fire 1 by 1 2 seconds apart.

Trivia

 * All art are made in MS Paint