Embrace the Darkness

Symbiote Creatures you control get +1+1
Whenever a Symbiote or Spider enter the battlefield under your control
Put a Darkness Counter on Embrace the Darkness
at the beginning of your upkeep if there are 5
or more counters on Embrace the Darkness
Remove them, then look at the top 5 cards of your library
you may reveal a spider or symbiote from among
them put it into your hand put the rest
on the bottom of your library