Tovolar, Kessig Ranger

Humans you control have Hexproof.
Whenever an opponent casts a spell, create a 2/2
green Wolf creature token.
At the beginning of each player’s end step if that player cast no spells this turn that player draws
two cards.
At the beginning of each upkeep, if no spells
were cast last turn, transform Tovolar, Kessig
Ranger.