You dont need to shuffle your library in this case
These cards don't even have the collector's value of being historically significant or truly monumentally rare - they could even, conceivably show up on the MTG release schedule again for another printing
For now, I want to move forward with red, as it does seem to fit the synergy of the deck fairly well, and it provides some early removal the other two may lack
Personally, I would mold this deck by including more cards with the storm mechanic, fast mana, and things like Thousand-Year Storm to get even more value out of Kalamax
Creatures with infect deal damage to other creatures in the form of -1/-1 counters and damage to players in the form of poison counters
And we must ponder all orbs, as long as we can