(: Add or to your mana pool.)
When Havenwood Carnarium enters the battlefield, return a land you control to its owner's hand.
, : You gain 1 life.
, Sacrifice a Swamp: Add to your mana pool.
: Add 
or 
to your mana pool.)
, : You gain 1 life., Sacrifice a Swamp: Add to your mana pool.
