Have Not

Whenever an opponent puts the top card of their library into the graveyard, if it was a creature card, create a 1/1 blue Bird creature token with flying.
Whenever an opponent puts the top card of their library into the graveyard, if it was a land card, tap target permanent.
Whenever an opponent puts the top card of their library into the graveyard, if it was a noncreature, nonland card, you may scry 2.