Only one of these boxes yields the "wavy" variety with Tri-Horned Dragon as a box secret
Black-Blue-Green are the Sultai, who revere their dead and trawl through the graveyard, all the while persisting and controlling the board Green Blue Red are the Temur, all about casting big powerful creatures, generating the mana to do so, and annihilating the opposition in a rain of dragonfire
Essentially, the idea is to play a card in each Pendulum Zone with a Pendulum Scale that is significantly higher/lower than the other
2011-01-22 The emblems are cumulative
From there, Showdown of the Skalds keeps the cards flowing, and puts counters wherever you need them
however, I have no intentions of trying to go down that road