(: Add or to your mana pool.)
When Seafloor Tomb enters the battlefield, sacrifice it unless you pay .
: Seafloor Tomb becomes a 2/2 blue Illusion creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.).
: Seafloor Tomb becomes a 2/2 blue Illusion creature until end of turn. It's still a land.
