When Temple Palace enters the battlefield, return a land you control to its owner's hand.
: Add to your mana pool. Return Temple Palace to its owner's hand.
: Temple Palace becomes a 2/2 black Cleric creature until end of turn. It's still a land.
: Add 
to your mana pool. Return Temple Palace to its owner's hand.
: Temple Palace becomes a 2/2 black Cleric creature until end of turn. It's still a land.
