(: Add or to your mana pool.)
When Havenwood Caves enters the battlefield, sacrifice it unless you pay .
: Havenwood Caves becomes a 2/1 green and black Leech Beast creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.).: Havenwood Caves becomes a 2/1 green and black Leech Beast creature until end of turn. It's still a land.
