Tatyova, Steward of Tides {G}{G}{U}
Legendary Creature — Merfolk Druid
Land creatures you control have flying.
Whenever a land you control enters, if you control seven or more lands, up to one target land you control becomes a 3/3 Elemental creature with haste. It's still a land.
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Cards that do something similar expected a card that isn't here?
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Embodiment of Insight 87%
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"Whenever a land you control enters, you may have target land you control become a 3/3 Elemental creature with haste until end of turn. It's still a land."
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