(: Add or to your mana pool.)
Seafloor Den enters the battlefield tapped.
: Seafloor Den becomes a 0/4 white and blue Fish creature with defender until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Seafloor Den becomes a 0/4 white and blue Fish creature with defender until end of turn. It's still a land.
