Cumulative upkeep—Pay 2 life. When this land enters, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.
You may choose not to untap this land during your untap step. {T}: Tap target creature without flying that's attacking you. It doesn't untap during its controller's untap step for as long as this land remains tapped.
This land doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from this land. {T}: Add {W} or {U}. Put a depletion counter on this land.
This land doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from this land. {T}: Add {B} or {R}. Put a depletion counter on this land.
This land doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from this land. {T}: Add {U} or {B}. Put a depletion counter on this land.
This land doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from this land. {T}: Add {R} or {G}. Put a depletion counter on this land.
This land doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from this land. {T}: Add {G} or {W}. Put a depletion counter on this land.