Here is the full list of all 34 Minishoot' Adventures achievements.
Surrender your power and leave the world
Beat the true last boss
Finish all stages of the arena
Finish each arena stage with at least 5 hearts left
Find all modules
Reunite the family
Listen closely to the bard for 15 seconds
Beat the final boss
Finish the game in Explorer mode (or higher)
Finish the game in Original mode (or higher)
Finish the game in Advanced mode
Find all golden scarabs
Read all the lore from the ancient tablets
Win the race against all spirits
Beat the desert boss
Meet with the quasi-divine entity
Wake up the tree thanks to the bard
Free all your friends
Survive a fall from the 5th floor
Beat the beach boss
Beat the third boss
Wake up the giant turtle
Destroy 50 coconuts
Beat the second boss
In the forest, find the secret path in the secret path!
Break all jars in the family house
Find three golden scarabs
Find the source of the corruption
Destroy 20 big non-boss enemies
Win a race against a spirit
Beat the first boss
Downgrade an upgrade
Find and use the Mini-gun
Fall into water