did I buy this?
Nodoka Miyazaki ~ Negima!
The Mana Fountain skill allows one to convert a blue die to 6, then spend it as mana.
Does the last phrase mean that the converted die can be used only to activate a magic skill and cannot be used to fill a box on an Encounter Card or Dungeon Card?
Yes, mana is only used to pay for magic skills. Chris will correct me if I'm wrong though.