name=Crosis's Catacombs
image=https://magiccards.info/scans/en/ps/136.jpg
value=4.122
rarity=U
type=Land
subtype=Lair
mana=u2b2r2
ability=When SN enters the battlefield, sacrifice SN unless you return a non-Lair land you control to its owner's hand.;\
        {T}: Add {U}, {B}, or {R}.
timing=land
oracle=When Crosis's Catacombs enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.\n{T}: Add {U}, {B}, or {R}.