Here is the full list of all 60 My Time at Sandrock achievements.
Repair the Shonash bridge.
Defeat 20 elite monsters.
Open 50 chests.
Won first place in the ghost hunting event.
Won first place in the dance contest.
Get 10,000 Gols.
Use 500 stamina in one day.
Make a Hydrogel.
Got over 100 in Whack-a-Mole.
Assemble and install the Crane Lift.
Get 10 Knowledge Points.
Successfully registered the workshop.
Workshop upgraded to 5 stars.
Have your workshop ranked as #1 for the month.
Complete 100 Commissions.
Unlock 50 backpack slots.
Have 20 duels.
Defeat Pen in a duel.
Clean up trash 50 times.
Kick something from trees 50 times.
Done 40 exhibits to the museum.
Obtain 1 diamond.
Pick up feces 50 times.
Have a romantic relationship with any character.
Chat 200 times.
Give 100 gifts.
Give a hated gift.
Make friends with 10 people.
Win at cards 20 times.
Increase one person's favor by more than 20 with a single gift.
Won first place in Sandrunning.
Get 500 Game Center coins.
A whole year has gone by...
Never going to stay up all night again...
Repair the Water Tower.
Find all of Mort's photos.