| Color= Artifact | Type= Artifact | Cost= 4 | LG(U1)/4(R) |
| Text (4th+errata): {2},{Tap}: Put a charge counter on ~this~. ; {Tap}, Remove any number of charge counters from ~this~: Add {U} to your mana pool, then add an additional {U} to your mana pool for each charge counter removed this way. [Oracle 2001/08/24] |
