Darigaaz's Caldera

Land - Lair
When Darigaaz's Caldera enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.

{T}: Add {B}, {R}, or {G} to your mana pool.¹
Illus. Franz Vohwinkel

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: If you don't want to unsummon a land, you can play this card then tap it for mana before the enters the battlefield ability resolves. You may then choose to sacrifice it instead of unsummoning a land.
• 8/1/2005: This land is of type "Lair" only; other subtypes have been removed. It is not a basic land.

Format Legality	Legal in Vintage, Legacy, MTGO Classic Banned in Extended, Standard
Printings (1/9)	Planeshift (Uncommon)