MAGIC: THE GATHERING
|Edition:||Battle for Zendikar|
: Add to your mana pool.
, , Sacrifice Hedron Archive: Draw two cards.
Mind Stone came out in Weatherlight and saw a lot of play at the time; Dreamstone Hedron came with Rise of the Eldrazi, and was less successful. Hedron Archive splits the difference nicely, and is a decent second-tier mana rock in Commander.