Lulu, Mother of Cats

Lulu, Mother of Cats power is equal to the number of Cats you control.
When Lulu, Mother of Cats enters in the battlefield, creates two 1/1 black Cat Spirit creature token with shadow.
Whenever a nontoken creature dies, create a 1/1 black Cat Spirit creature token with shadow.
{1}{g}: Regenerate Lulu, Mother of Cats.