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({T}: Add {W} or {U}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.
This land enters tapped unless you control a Plains or an Island.
{T}: Add {W} or {U}.
Creatures you control gain indestructible until end of turn. Addendum — If you cast this spell during your main phase, put a +1/+1 counter on each of those creatures and...
As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped.
{T}: Add {U} or {R}.
Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)...
({T}: Add {B}.)
{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Mountain, Plains, or Swamp card, put it onto the battlefield tapped, then shuffle. Cycling {R}{W}{B} ({R}{W}{B}, Discard...
{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle. Cycling {W}{U}{B} ({W}{U}{B}, Discard...
{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
This land enters tapped.
{T}: Add {U}, {R}, or {W}.
{T}: Add {C}.
{T}: Add {W} or {U}. This artifact deals 1 damage to you.