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