Tatyova, Steward of Tides {G}{G}{U}
Legendary Creature — Merfolk Druid
Identity
Simic
EDHREC rank
#9,559
Cheapest printing
US$0.17
TCGplayer
Printings
3
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.
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.