Level 1Virtuoso
Activate Earth Spirit
Activate Metal Spirit
Continuous: Whenever you gain DEF or Penetrate, gain 2 additional stacks
Card Profile
Kun Wu Metal Ring
Chinese name锟铻金环
Mu HuSpecial Card
PhaseVirtuoso
Levels1, 2, 3
All Levels
Level 2Virtuoso
Activate Earth Spirit
Activate Metal Spirit
Continuous: Whenever you gain DEF or Penetrate, gain 3 additional stacks
Level 3Virtuoso
Activate Earth Spirit
Activate Metal Spirit
Continuous: Whenever you gain DEF or Penetrate, gain 4 additional stacks