These past 5 days I've been playing at a childhood friend's custom server

You Have to Earn the Badge: Defeat the Grinning Colossus

Me and the Badge:
Complete all 26 levels

Gaming with friends

Completed the game in 220 seconds or fewer

Gaming with friends being overwhelmed by bots

Battle Refinement Badge:
Battle your way up to level 5

PhD in Horribleness Badge:
Thwart the professor's plans

Booty Bonanza Badge:
Open 20 secret treasure chests

Robbing the Robbers Badge:
Get your wallet back

fy_snow with the gang. Also an update was probably fucking me over

Mission of Mayhem Badge: Complete any 40 in-game missions

Survivor Badge: Survive the zombie onslaught long enough to be rescued without dying once

The Way the Cookie Crumbles Badge: Defeat Chocolate Chuck by scoring perfect launches

Dusting off the Bloons: Complete wave 50 on any intermediate track on 'easy' difficulty

Guitar Champion badge:
Earn at least 2 perfect pro medals, as well as at least bronze on the rest of "pro"

Cherish the Chievos Badge:
Earn any 20 in-game carrots, I mean, achievements
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I probably started playing earlier, who really knows

Keyboard Hero Badge:
Earn 36 award points to unlock every single song