Translation:
Spelunking {2}{G}
Enchantment (C)
When Spelunking enters the battlefield, draw a card, then you may put a land card from your hand onto the battlefield. If you put a Cave onto the battlefield this way, you gain 4 life.
Lands you control enter the battlefield untapped.
Glad they learned their lesson with [[Amulet of Vigor]]. This seems alright as ramp in limited, but constructed usually wants to pull lands out of the deck, not the hand. At most, the last line of text could be useful in some specific tapped land tribal deck, but I think it’s unlikely.
[[card name]] to call