7th Domain:Tree of Chaos Prologue

The official version of the portal is here~ About the GameFree version of this prologue. Mainly two groups of echo lands have been opened, namely "Snowy Land" and "Crystal Mine". There are 18 Echo cards in total that can be collected. The highest echo depth (difficulty) that adventurers can unlock and challenge is level III. The highest equipment level is open to 5 levels (co…