CardName: Sprawling Encampment
Cost:
Type: Land
Pow/Tgh: /
Rules Text: Whenever a source an opponent controls deals damage to you,
you may put Sprawling Encampment from your hand or graveyard
onto the battlefield tapped.
{T}: Add {w} to your mana pool.
Flavour Text:
Set/Rarity: Link's Unplaced Cards Rare
Sprawling Encampment
R
Land
Whenever a source an opponent controls deals damage to you, you may put Sprawling Encampment from your hand or graveyard onto the battlefield tapped.
: Add to your mana pool.
: Add 
to your mana pool.
Whoa! Cool. Acceleration for being attacked. On the other hand, knowing that this exists might discourage early attacks, which could be bad.
This one does seem rather more powerful, or at least easier to trigger, than the others. It's rather like Windbrisk Heights in that respect.