It was a gift for purchasing five packs during the campaign
All permanents with daybound will be on that face when it is day, and will all transform to their nightbound side when it turns to night be having a player not cast any spells on their turn
Heres the list so far: Major gains (30% or more): Minor gains (10-30%): Chalice of the Void, Noble Hierarch, Through the Breach, Doubling Season, Horizon Canopy, Engineered Explosives, Ancestral Vision, Mox Opal, Crucible of Worlds, Dark Confidant, Scapeshift, Brushland, Fulminator Mage, Ancient Stirrings, Lotus Bloom
Howling Mine / Font of Mythos / Temple Bell In casual places, we also saw Howling Mine making a hit, followed later by cards like, Font of Mythos and even Temple Bell
You can only have one card of the same name in your deck (except for Basic Energy cards, of course), and only cards from the Black & White expansions onwards are legal
In the 1999 Challenge Road Summer, there were Junior and Senior divisions, where top Junior division finishers qualified for the Tropical Mega Battle, and top Senior division finishers qualified for the Secret Super Battle