flavorText: The ultimate answer to intrigue and subtlety.
name: Impervious Greatwurm
originalText: Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
  Indestructible
printings: 2X2, GRN
text: Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
  Indestructible
type: Creature — Wurm