A ccyle of lands based on an idea I submitted a while ago. Back to the original wording by the way (the Lair wording works, since there's no chance for abuse. You wanna tap the lands to pay for the cost? Fine

The names are sort of 'difficult'. It's good to expand the vocabulary of the mtg player. You'll find all are quite flavorful, too, and more or less tied in to the 'type' of land in question.
Upscale Acreage
Land -- Property
When Upscale Acreage comes into play, sacrifice it unless you pay 1GG
T: Add G to your mana pool.
1GG, T: Search your library for a land card, put that card into play, then shuffle your library.
"Work and acquire, and thou hast chained the wheel of Chance."
-Ralph Waldo Emerson Unreal Estate
Land -- Property
When Unreal Estate comes into play, sacrifice it unless you pay 1UU.
T: Add U to your mana pool.
1UU, T: Draw a card.
The fabled price of knowledge is sometimes cold hard cash. Parlous Realty
Land -- Property
When Parlous Realty comes into play, sacrifice it unless you pay 1RR.
T: Add R to your mana pool.
1RR, T: Parlous Realty deals 1 damage to target creature or player.
Stygian Seigniory
Land -- Property
When Stygian Seigniory comes into play, sacrifice it unless you pay 1BB.
T: Add B to your mana pool
1BB, T: Return target creature card from your graveyard to your hand.
Consecrated Demesne
Land -- Property
When Consecrated Demesne comes into play, sacrifice it unless you pay 1WW.
T: Add W to your mana pool.
1WW, T: Until end of turn, target player can't play instant spells.
Current wording:
Upscale Acreage
Land -- Property
When Upscale Acreage comes into play, sacrifice it unless you pay 1GG
T: Add G to your mana pool.
1GG, T: Search your library for a land card, put that card into play, then shuffle your library.
"Work and acquire, and thou hast chained the wheel of Chance."
-- Ralph Waldo Emerson
Unreal Estate
Land -- Property
When Unreal Estate comes into play, sacrifice it unless you pay 1UU.
T: Add U to your mana pool.
1UU, T: Draw a card.
The fabled price of knowledge is sometimes cold hard cash.
Parlous Realty
Land -- Property
When Parlous Realty comes into play, sacrifice it unless you pay 1RR.
T: Add R to your mana pool.
1RR, T: Parlous Realty deals 1 damage to target creature or player.
When robbed of its champion, the estate decided to defend itself.
Stygian Seigniory
Land -- Property
When Stygian Seigniory comes into play, sacrifice it unless you pay 1BB.
T: Add B to your mana pool
1BB, T: Return target creature card from your graveyard to your hand.
Many men have lived on these grounds. Far more still have died there.
Consecrated Demesne
Land -- Property
When Consecrated Demesne comes into play, sacrifice it unless you pay 1WW.
T: Add W to your mana pool.
1WW, T: Until end of turn, target player can't play instant or sorcery spells.
"Where there is sorrow, there is holy ground." -- Oscar WildeI'll come up with some more flavor texts later. If anyone has any suggestion regarding activation costs and/or better (more flavorful) suggestions for the card's actual ability (the red one is rather boring for example), I'll gladly hear about it.