(: Add or to your mana pool.)
Bad Seafloor enters the battlefield tapped unless you sacrifice a Cephalid.
, , Pay 1 life: Put a 1/1 black Rogue creature token onto the battlefield.
, : Scry 2.
: Add 
or 
to your mana pool.), , Pay 1 life: Put a 1/1 black Rogue creature token onto the battlefield.
, : Scry 2.
