Effects that allow you to cast a spell for an alternative cost or without paying its mana cost may allow you to apply those to a copy of a prepare spell cast from exile
With astonishing art from Masakazu Fukuda that is literally too good to stay in the art box and supreme scarcity, its no wonder this cards median value is well over $1000
His fast card draw, combined with powerful red staple cards and a base 6,000 power makes this leader tough to deal with, even forcing Bandai to issue a restriction list to balance the deck
Table of Contents show What Are Clerics in MTG
Now, a simple solution here would be for WotC to renege on allowing the cards to be playable in official formats either by rule or by printing them in silver border (the latter of which probably can't be accomplished as some of the cards may already have been printed at this point)
While it wont happen every game, this is another avenue for card advantage, which the deck very much appreciates