Development and updates on this website have come to an end. There won't be any more update in the foreseeable future.
More details here 
Alexandrae Cloak
After becoming a mercenary, Luke's first gift to himself was this cloak. He painted the pattern himself to celebrate the memory of a butterfly friend he holds deep in his heart. This cloak can strengthen Luke's connection with insects and enables him to use his chains more artfully in battle.
Shackled Soul
Passive
Active Skills and Chain Combos inflict 1 stack of Parasitic Mark each time they deal damage. Parasitic Mark stacks up to 9 times. Each time an enemy moves 1 tile, each stack of Parasitic Mark deals 12% damage.
Level details
Level 1
Total bonus stats:
ATK: 30DEF: 10HP: 50Counter Bonus: 3%
100
Level 2
Total bonus stats:
ATK: 60DEF: 20HP: 100Counter Bonus: 7%
5
400
10000
Level 3
Total bonus stats:
ATK: 60DEF: 20HP: 100Counter Bonus: 7%
10
800
20000
Level 4
Total bonus stats:
ATK: 90DEF: 30HP: 200Counter Bonus: 11%
5
500
30000
Level 5
Total bonus stats:
ATK: 120DEF: 40HP: 300Counter Bonus: 15%
5
500
30000
Level 6
Total bonus stats:
ATK: 120DEF: 40HP: 300Counter Bonus: 15%
10
1000
50000
Level 7
Total bonus stats:
ATK: 170DEF: 55HP: 450Counter Bonus: 20%
5
600
60000
Level 8
Total bonus stats:
ATK: 220DEF: 70HP: 600Counter Bonus: 25%
5
600
80000
Level 9
Total bonus stats:
ATK: 270DEF: 85HP: 750Counter Bonus: 30%
5
600
100000
Level 10
Total bonus stats:
ATK: 270DEF: 85HP: 750Counter Bonus: 30%
10
1500
200000