Neverending Horrors

Flying, haste
Horror creatures you control get "When this creature dies, you may pay {u/b}: search your library for a horror card with a different name and put it into your hand. Shuffle your library"
{3}{b/r}, {t}, Sacrifice a horror creature: Create a */1 horror creature token with power equal to the amount of horror creatures in your graveyard. It has trample and haste.