Elsewhere Flask
Artifact
When this artifact enters, draw a card.
Sacrifice this artifact: Choose a basic land type. Each land you control becomes that type until end of turn.
"My husband is clever enough to bottle the sky, and foolish enough to ignore its beauty." —Queen Kayla bin-Kroog
David Astruga
Rulings
Changing a land's type doesn't change its name or whether it's legendary or basic.
(wotc • 2008-05-01)
Lands you control will have the mana ability of the basic land type you choose (for example, Forests can tap to produce green mana) and will lose all other innate abilities they had.
(wotc • 2008-05-01)
All your lands will have the chosen land type and no other land type.
(wotc • 2008-05-01)
Rulings
Changing a land's type doesn't change its name or whether it's legendary or basic.
(wotc • 2008-05-01)
Lands you control will have the mana ability of the basic land type you choose (for example, Forests can tap to produce green mana) and will lose all other innate abilities they had.
(wotc • 2008-05-01)
All your lands will have the chosen land type and no other land type.
(wotc • 2008-05-01)