For example, the mana curve of a midrange deck might look like this: There are no strict rules to building a mana curve, and every deck has a different one
As long as you've maxed out your domain count, Leyline Binding is a quick, low-cost enchantment that keeps an opponents hard-hitting permanents at bay, as long as you can keep it in play
Brass Infiniscope and Elementalist's Palette are archetypal mana rocks, while Owlin Spiralmancer and Unbound Flourishing help you to double up on your expensive X-costs
Chandra, the Firebrand Copying instants and sorceries is a neat ability, but Chandra, the Firebrand either requires a ton of mana to cast it and a spell worth copying or the luck to see it survive a turn cycle
However, with double strike for your creatures and an extra combat phase, few defenses can withstand that
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