Leshy, The Worm

When Leshy, The Worm enters the battlefield, sacrifice all other green creatures under
your control. For each creature sacrificed this way, create one 2/2 Worm with "{t}: Add {g}".
{4}{g}{g}{g}{g}{g},{t}: Transform Leshy, The Worm.
"So you foolishly persist, little Lamb. I hear your lies
and I smell your fear. The Red Crown rises again...
but what an UNWORTHY bearer it has."