Here is the full list of all 41 LONESTAR achievements.
Use "Shielder" to complete the game.
Complete the game without using Temporary retreat.
Defeat "Apocalypse".
The battle lasts for 10 turns.
Load 15 Energy in 1 turn.
Defeat "Moon Shadow".
View Credits.
Spacewalker" to complete the game.
Use 5 different pilots to complete the game.
Use 15 different pilots to complete the game.
Use 25 different pilots to complete the game.
Complete the game with only Common Units equipped.
Complete the game with only Attack Units equipped.
Use Dongdong, Dumpling, Gin, or Coffee to complete the game.
Complete the game within 20 minutes.
Complete the game with 1 HP left.
Complete the game in Difficulty Level 8.
Complete Boss Battles.
Reroll pilots for 100 times.
Defeat "Order".
Defeat "Cicada Wing".
Defeat "Destructor".
Defeat "X-Bird".
Defeat the final boss in the 1st turn.
Gain 30 Treasures in a single run.
Own 100 Star Coins.
Own 3 identical Units.
Purchase all items in a shop.
Own only 1 Point Energy Resource or Color Energy Resource.
Equip a Unit with 6 slots.
Perish with the enemy together.
The highest Strength in a single column reaches 150 during the showdown.
Deal 100 non-showdown damage in a battle.
Generate 10 Energy via Units in 1 turn.
Consume 3 Fuel in 1 turn.
Initiate 6 times in 1 turn.
Destroy 5 Units in 1 turn.
Have an Attack Unit with 50 or more Power.
Use Dismantler - Dumbby to defeat "Turbo".
During a Showdown against "21-Point," you have three columns' Strength all reaching 21 points.
Defeat "One Punch" in the 1st turn.