Rivals of Ixalan :: Timestream Navigator

Eratta

Creature — Human Pirate Wizard
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {2}{U}{U}, {T}, Put Timestream Navigator on the bottom of its owner's library: Take an extra turn after this one. Activate this ability only if you have the city's blessing.

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Rivals of Ixalan ...