Elfhame Cavern enters the battlefield tapped.
: Add to your mana pool. Return Elfhame Cavern to its owner's hand.
, Sacrifice Elfhame Cavern: Target creature gets +2/+2 until end of turn.
: Add 
to your mana pool. Return Elfhame Cavern to its owner's hand., Sacrifice Elfhame Cavern: Target creature gets +2/+2 until end of turn.
