Here is the full list of all 31 Mad Bullets achievements.
Reach level 20!
Reach level 12!
Purchase all upgrades!
Don't let enemies escape for 3 minutes!
Complete 7 daily goals!
Shoot 150 ninjas!
Shoot 300 piranhas!
Die within the first 15 seconds of a single round!
Shoot all kinds of objects at least once!
Shoot 1000 most wanted posters!
Survive the Mexican area without losing any badges!
Shoot 75 pieces of underwear!
Complete 30 goals!
Fire your gun 1000 times in a single round!
Shoot 100 iron bandits!
Avoid injuries in the first 5 minutes of a single round!
Reach level 6!
Shoot 50 sacks in a single round!
Shoot 50 bathtubs!
Shoot 50 bullets right in front of your face!
Complete all dangerous areas without losing a badge!
Return to the village after paying a visit to every scene in a single round.
Survive the rocky area without losing any badges!
Shoot 50 enemies in a row before they shoot!
Visit all scenes at least once!
Shoot 500 bandits!
Keep earning score for 2 minutes without stopping firing for more than 3 seconds!
Shoot all bandits at least once!
Survive the village without losing any badges!
Spend money in the shop!
Reach level 2!