Mother Shub

Indestructible, Flying, Ingest
Eminence- Whenever you cast another
Horror spell, if Mother Shub
is in the command zone or on the battlefield, create a
2/2 Black/Red/Blue Dark Young Token with ingest.
Mother Shub is not a creature unless you and
an opponent can claim Delirium.
When Shub enters the battlefield,
create {x} Dark young creature tokens with ingest.