Rotunda Idol

{t}, {b}{b}: Exile a legendary creature card from
a graveyard. Activate this ability only if there are
no cards exiled with Rotunda Idol.
{t}, {2}{w}{w}: Create a token that's a copy of target
card exiled with Idol of the Rotunda, except it's
white and black and a spirit demon in addition to
its other types. Activate this ability only during
your turn.