Spirit Calling Bell

{t}: Add one mana of any color to your mana pool

Whenever a legendary creature you control dies, you
may pay {2}and tap Spirit Calling Bell. If you do,
exile that creature instead and create a token copy of
that creature that's a spirit in addition to it's other
types. Spirit Calling Bell doesn't untap during your
next untap step.

A bell capable of summoning various spirits from
ashen remains.