Shai-Hulud, the Maker

Deserthome, Protection from blue

At the beginning of your end step, create a Spice
token. (It is an artifact with "{t}, Sacrifice this
artifact: Scry 4.")

Morph {7}{r/w}{r/w}

When Shai-Hulud, the Maker is turned face up,
each nonbasic land becomes a Desert in addition to
its other types.