7 cards where the text includes “you may reveal this card from your opening hand”

Chancellor of the Annex (New Phyrexia #6)
Chancellor of the Dross (New Phyrexia #54)
Chancellor of the Forge (New Phyrexia #81)
Chancellor of the Spires (New Phyrexia #31)
Chancellor of the Tangle (New Phyrexia #106)
Providence (Eldritch Moon #37)
Sphinx of Foresight (Ravnica Allegiance #55)

In the blink of an eye, they strode from deep snow to the end of this search.