Arlinn, Curse Carrier

: Arlinn, Curse Carrier can be your commander. Whenever day becomes night or night becomes day, put a loyalty counter on Arlinn, Curse Carrier
0: Transform target permanent. It becomes day. Activate this ability only if you control three or more werewolves with mana value 3 or less.
-6: Transform Arlinn, Curse Carrier. It becomes night.