Debris Hollow enters the battlefield tapped.
, : Add , or to your mana pool.
: Debris Hollow becomes a 2/2 blue Cephalid creature until end of turn. It's still a land.
, 
: Add 
, 
or to your mana pool.
: Debris Hollow becomes a 2/2 blue Cephalid creature until end of turn. It's still a land.
