Land Beyond the Mist

{t}: Add {1}
When a Ninja under your control is sent to the graveyard from play, you may pay {1}. If you do,
put a colorless 1/1 Ghost Ninja into play under
your control.
Sacrifice Land Beyond the Mist: return a
Ninja from your graveyard to the battlefield.
It has haste and is a Spirit in addition to its other creature types.