Here is the full list of all 124 Time Break Chronicles achievements.
Defeat the Fate Weaver boss.
Win a Singularity Mode run at Difficulty 10.
Defeat the Forest Heart boss.
Defeat the Shredder boss.
Win a Singularity Mode run at Difficulty 5.
Defeat the Kraken boss.
Build the Nano Lab Facility in your town.
Defeat the King Shroom boss.
Rescue MU-21 the Med Bot.
Rescue Caleb the Dark Knight.
Defeat the Living Snow boss.
Rescue Elgeon the Ice Mage.
Rescue Thorg the Viking.
Rescue Korr the Sasquatch.
Win a run in Singularity Mode.
Build the Research Lab in your town.
Rescue Ishikawa the Ninja.
Rescue George the General.
Rescue Vikki the Vul.
Rescue Kiara the Banshee.
Rescue Jed the Pioneer.
Have a hero be consumed by a Death Worm.
Craft a relic.
Defeat the Cursed Mirror boss.
Rescue Sovras the Necromancer.
Rescue Odrak the Barbarian.
Rescue Drax the Cursed.
Defeat the Spirit Well boss.
Rescue Og the Caveman.
Defeat the Rock Beast boss.
Rescue Brand the Cleric.
Rescue Samuel the Lawbringer.
Rescue Chuckles the Clown.
Rescue Buzzard the Raider.
Rescue Cain the Maelstrom.
Rescue Paul the Linebacker.
Build the Forge in your town.
Defeat the Mutant Twins boss.
Rescue Big Dan the Biker.
Rescue Seth the Lizardman.
Rescue Rafael the Sentinel.
Rescue Javed the Immortal.
Rescue Amenemhet the Jackal Priest.
Rescue Ambroise the Plague Doctor.
Rescue Harry the Medic
Defeat the Venom Queen boss.
Rescue Carlos the Super Soldier.
Rescue Slade the Rocker.
Defeat the Big Blob boss.
Rescue Yukiko the Assassin.
Rescue Jack the Pirate.
Bind a relic to a hero.
Defeat the Broodmother boss.
Rescue Maximus the Blacksmith.
Rescue Darius the Marine.
Complete the tutorial.
Train a skill.
Win a Singularity Mode run at Difficulty 15.
Complete 3 quests for all Act 1 heroes in Chronicle Mode.
Complete 3 quests for all Act 2 heroes in Chronicle Mode.
Complete 3 quests for all Act 3 heroes in Chronicle Mode.
Defeat the Hell Pit boss.
Defeat the Magma Beast boss.
Defeat the Sin boss.
Complete 3 quests for all Act 4 heroes in Chronicle Mode.
Defeat the CENCOM boss.
Defeat the King Terror boss.
Defeat the Devastator boss.
Defeat Xendros.
Complete 3 quests for all Act 5 heroes in Chronicle Mode.