
Breeding Pool | Land | Forest Island | ({T}: Add {G} or {U}.)
As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Mike Bierek

Godless Shrine | Land | Plains Swamp | ({T}: Add {W} or {B}.)
As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Cliff Childs

Sacred Foundry | Land | Mountain Plains | ({T}: Add {R} or {W}.)
As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Sam Burley

Stomping Ground | Land | Mountain Forest | ({T}: Add {R} or {G}.)
As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | David Palumbo

Thespian's Stage | Land | | {T}: Add {C}.
{2}, {T}: Thespian's Stage becomes a copy of target land, except it has this ability. | John Avon

Watery Grave | Land | Island Swamp | ({T}: Add {U} or {B}.)
As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. | Raymond Swanland