Tahast, Seasoned Howl Leader

Whenever Tahast, Seasoned Howl Leader attacks, create a 2/2 green wolf creature token tapped and attacking.
Whenever Tahast, Seasoned Howl Leader blocks, create 3 2/2 green wolf creature tokens with defender blocking the same creature that Tahast is blocking.
Green creatures you control have, {t}: Add {g} to your mana pool.