Horizon Caves enters the battlefield tapped unless you pay .
: Add to your mana pool. Return Horizon Caves to its owner's hand.
: Horizon Caves becomes a 2/1 white and black Spirit creature until end of turn. It's still a land.
.
: Add 
to your mana pool. Return Horizon Caves to its owner's hand.: Horizon Caves becomes a 2/1 white and black Spirit creature until end of turn. It's still a land.
