100 years war - Idle

Launch commemorative gift
50,000 gems, 200 drawing tickets each



Grow Eco and Restore Humanity
100 Year War: Idle



Easy and fun for everyone
Even non-paying users can enjoy fast and fun growth.
Conveniently without complicated systems to study


Powerful and gorgeous helpers
Helpers become stronger the more you collect them.
Summon up to 3 units simultaneously and provide concentrated fire to the enemy!


Let's kill monsters and purify the earth
Defeat the Enemy for Humanity
Gives you the fun of raising your Eco and defeating strong enemies


The flower of content, the guild system
Create your own guild and grow it together with your guild members.
Let's contribute to the guild and make Echo stronger


Various adventures for Eco-growth
Mimic Dungeon, Orc Dungeon, Golem Dungeon, Vault Dungeon, Skill Dungeon, Parts Dungeon, Silis Dungeon, Guild Dungeon


My own Eco
Show off your personality with weapons, Eco skins, stickers, etc.