Agadeems Awakening / Agadeem, the Undercrypt The last of the Zendikar Rising mythic cycle is Agadeem's Awakening, one of the best bolt lands
First chapter is a solid removal spell, while the others give you an extra card from the top of your library, and it ends with 6 free mana
(3/14/2017) If you somehow manage to cast Explore when it's not your turn, you'll draw a card when it resolves, but you won't be able to play a land that turn.
Force of Negation This, can't be used free on your turn, but it exiles the target, which occasionally matters, such as to get rid of a spell with flashback or that matters when it's in your opponent's graveyard
Magic: The Gathering Art Prints The art of MTG is phenomenal and is something many players love about the game