So while your mana base has little change in consistency in going from 2 to 3 colours your access to powerful gold cards and synergies rises by about the largest possible margin (theoretically this should just increase ever more as you add colours but in practice and with 40 card decks you just start to run out of space to include all the power and synergy you might want)
Bag of Devouring Bag of Devouring gives you a nice sacrifice outlet, and once the bag has devoured some cards, you can even retrieve them back
We picked randomly from our Advanced level WPN stores and sent the Premium Helvaults to their new home.' These Premium Helvaults, of which only 30 were made, contained 54 Foil Oversized cards of Avacyn, Angel of Hope, Griselbrand, Sigarda, Host of Herons, Bruna, Light of Alabaster, and Gisela, Blade of Goldnight
This creature can't attack or block unless you control seven or more lands
In the meantime, I'll be sitting here trying not to go broke this summer while my Sephiroth plushie hovers like Evil Kermit in my office, tempting me to get some packs