Well, the best way is threat diversity
Three-Color Gold We hit the Shards of Alara three-color gold theme, no strings, with an uncommon cycle ( We also explored "colored permanents matter." We did this mechanic as recently as Shadowmoor and Eventide: Where Shadowmoor and Eventide made blue cards that like blue things, Conflux put the color-matters effect on its ally color card to lean heavier on "gold-matters" than "hybrid-matters." These are sprinkled throughout the set on creatures and instants such as This mechanic, incidentally, allows us to create "one-drop gold creatures" like We consider it bonus inter-block synergy, that, for example, We also did a few off-color activations at common, on cards such as Finally, there was a full-blown uncommon cycle of "CE" activations for better upside: Guess the Conflux Card from its Art Comments Minigame [Doug Beyer] 6/13/08: The "puppet" still needs to look organic enough to pass as a living human

Its one of the cleanest, most efficient payoffs for filling the yard, whether through mill or self-grind effects like Fractured Sanity
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Birthing PodBirthing Pod (or just Pod, for short) is a green creature tutor that allows its user to take a creature from their deck and put it directly into play