To determine the total cost of a spell, start with the mana cost or alternative cost you're paying (such as a flashback cost), add any cost increases (such as kicker costs), then apply any cost reductions (such as that of Serah Farron or Crystallized Serah's first abilities)
Check out the Pull Rates for Shimmering Skies
While you can buy just about any singles you need these days, its still hard to resist the excitement of opening a bunch of packs and seeing whats inside
MH2 is a very enjoyable Draft experience with compelling archetypes, lots of options in Draft, strong balance between aggro and control, and interesting gameplay with lots of room for skilled players to win games
Birds of Paradise has fallen out of favor in Constructed due to the power of other mana dorks such as Delighted Halfling and Ignoble Hierarch, but its a slam dunk in multicolor Commander decks at the very least