Ravnica: City of Guilds
RAV · #65
Rare
Tapt's Canadian calculation. How to read these prices
No reference price for this printing yet: not enough stores to make an average.
Run a comparison: we query the stores live, it may have arrived this morning.
If either target becomes illegal (say, if a creature’s power has changed such that the creature you control now has less power than the other creature), then the exchange won’t happen.
2005-10-01 · Wizards of the Coast