Hermit of the Natterknolls [Shadows over Innistrad]

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.

Whenever an opponent casts a spell during your turn, draw two cards. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Lone Wolf of the Natterknolls.