The Great Pandorym

: Indestructible & Convoke (Each creature you tap while casting reduces its mana cost by one) Alliance- Add a loyalty counter to Pandorym.
0: Either creature spells you cast cost one colorless less or creature spells your opponents cast cost one colorless more or you may Reconsider 1.
-5: You may cast either "Ultimate Mind" or "Ultimate Body" from your library, hand or graveyard without paying its mana cost.