Full list of all 36 Desperados III achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox One.
Kill 31 hidden Mimimi devs.
Earn 90 badges.
Kill 75 Long Coats.
Hide 750 bodies.
Kill 1,000 guards.
Decide the outcome of a duel.
Kill 50 guards using the environment.
Enjoy some cupcakes during a picnic.
Return the money to the bank.
Finish a mission on "Desperado" difficulty.
Interrupt an important healing procedure.
Hide 250 bodies.
Kill 500 guards.
Blow up a bridge.
Meet Frank on a boat.
Take care of DeVitt.
Execute a plan with all five characters.
In the first part of the mission, burn 5 guards at once with oil traps.
Kill 5 guards at once with dynamite.
Kill 6 guards at once using only a single skill.
Jump from a tower into a cart of hay.
Knock out your father.
Kill 10 small animals in one mission.
Make someone follow your footprints for 25 meters.
Find a patient for the dentist.
Kill 75 guards with Bianca.
Snipe 50 guards with McCoy.
Mind control 25 guards with Isabelle.
Make guards follow Kate for 1,000 meters total.
Kill 200 guards using Cooper's double shot.
Complete 5 of the Baron's Challenges.
Kill all 3 golden chickens.
Kill 15 of the hidden Mimimi devs.