Whenever an opponent casts a spell during your turn, draw a card.

At the beginning of each upkeep, if no spells were cast last turn, transform Hermit of the Natterknolls.

, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Spinerock Knoll enters the battlefield tapped.

: Add .

, : You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.