Here is the full list of all 17 Heavy Bullets achievements.
REACH MAX HEALTH
BEAT THE GAME, MAKE NO WITHDRAWS
USE RITUAL BLADE 10 TIMES IN A RUN
BEAT THE GAME IN UNDER 25 MINS
UPGRADE EVERYTHING
$10,000 IN THE BANK ACCOUNT
KILL A SNAKE WITH A KNIFE
FIND BOOMBOX
BEAT THE GAME
BEAT TURRET BOSS WHILE WEARING HIGH HEELS
SELL A HEAVY ORE
REACH LEVEL 8
REACH LEVEL 5
GET BACK AT LEAST $200 WITH LAST WILL OR LIFE INSURANCE
DIE
REACH LEVEL 2
OPEN A SECRET DOOR