Barrier to the Underground

Enchant Player
Enchanted player cannot attack with creatures
they control
Sacrifice a Human: Put a Soul counter on Barrier
to the Underground. Then if there are 7 or more
counters on Barrier to the Underground, sacrifise
it
A long time ago, humans locked us away with a
magical spell. Only the power of seven human souls
can break the barrio and set us free!
~Narrator