At time of writing, the card seems to be getting legitimate bids in the $350,000 range, but that's expected to increase as the rarity of the card makes it a must-own for the few people with the money and inclination to acquire it
Seasoned Pyromancer and Fable of the Mirror-Breaker let us rummage through our deck, to dump extra lands and unnecessary creatures to try to find Nykthos, Shrine to Nyx and our other combo pieces, while also adding red mana symbols to the battlefield
These abilities have been Keyworded and will be some of the abilities we will look at today
Legality depends on the tournament format -- Ace Flockbringer can be legal in some formats and banned or restricted in others
Cling cleanly answers cards like this, and its useful in pretty much any match-up
So, I asked Bandai directly and I received a reply