Being able to draw extra cards is always a huge benefit in Magic, and being able to spread out your damage allows you to target whichever opponent is least able to block you
It happens to get along fantastically with Eldrazi titans like Ulamog, the Infinite Gyre
Bound // Determined Braingeyser Breakthrough Brilliant Spectrum Camaraderie Cerebral Download Contaminated Drink Culmination of Studies Cut of the Profits Diviner's Portent Dregs of Sorrow Even the Score Finale of Revelation First Family Illuminate Ingenious Mastery Invoke the Firemind Lifestream's Blessing Lucid Dreams Mind Spring Mind into Matter Minions' Murmurs Mishra's Command Necrologia Occult Epiphany Painful Truths Parting Thoughts Peer Past the Veil Pull from Tomorrow Read the Runes Sanguimancy Silver Scrutiny Skeletal Scrying Sphinx's Revelation Spry and Mighty Stinging Study Transcendent Message Universal Surveillance West Coast Expansion Wheel of Potential
In addition, one of those cards is a legendary creature known as a Commander, which can be cast from the command zone at any point
And here we are: graveyard decks are dominant
Where the first two Mox in our list were pretty solidly rooted at $3,000 (and on a good day might be nailed down for a hundred or two less than that), the Mox Ruby is starting to edge up a bit crossing into the $3,100 range
