A-Tatyova, Steward of Tides is a uncommon Legendary Creature — Merfolk Druid card from Magic: The Gathering (Dominaria United, DMU).
Uncommon
Dominaria United (DMU)
{G}{G}{U}
Power / Toughness
4 / 4
Mana Value
3
Colors
G
U
Card Text
Land creatures you control have flying.
Whenever a land enters under your control, if you control seven or more lands, up to one target land you control becomes a 4/4 Elemental creature with haste. It's still a land.