You may look at the top card of your library at any time.
As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library.
Reconfigure 2U (2U: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)
Non Foil / Near Mint - $5.10
Non Foil / Slightly Played - $4.59
Non Foil / Moderately Played - $4.08
Non Foil / Heavily Played - $3.06
Non Foil / Damaged - $2.55