Name:Druids' Repository
ManaCost:1 G G
Types:Enchantment
T:Mode$ Attacks | ValidCard$ Creature.YouCtrl | TriggerZones$ Battlefield | Execute$ TrigPut | TriggerDescription$ Whenever a creature you control attacks, put a charge counter on CARDNAME.
SVar:TrigPut:AB$PutCounter | Cost$ 0 | Defined$ Self | CounterType$ CHARGE | CounterNum$ 1
A:AB$ Mana | Cost$ SubCounter<1/CHARGE> | Produced$ Any | SpellDescription$ Add one mana of any color to your mana pool.
SVar:PlayMain1:TRUE
SVar:Picture:http://www.wizards.com/global/images/magic/general/druids_repository.jpg
Oracle:Whenever a creature you control attacks, put a charge counter on Druids' Repository.\nRemove a charge counter from Druids' Repository: Add one mana of any color to your mana pool.