Jack Napier

Partner with Harleen Quinzel.
When Jack Napier enters the battlefield, destroy
target permanent. Create a colorless treasure
artifact token with "{t}, Sacrifice this artifact:
Add one mana of any color to your mana pool.
If the Jack Napier would leave the battlefield, transform it instead.
Madness {2} (If you would discard this card,
you may play if for it's madness cost instead of
putting it into your graveyard.)