Cheapest priced copy (The List): $15.99 at Card Kingdom, near mint, their price list as of .
Greensleeves, Maro-Sorcerer 
Legendary Creature — Elemental Sorcerer · */* · Mythic · Secret Lair Drop · #2193
Protection from planeswalkers and from Wizards
Greensleeves's power and toughness are each equal to the number of lands you control.
Landfall — Whenever a land you control enters, create a 3/3 green Badger creature token.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $15.99 to $19.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria United Commander | 27 | Mythic | $16.99 | $17.99 |
| Dominaria United Commander | 77 | Mythic | $16.99 | $19.99 |
| The List | DMC-27 | Mythic | $15.99 | — |
| Secret Lair Drop | 2193 | Mythic | $18.99 | $18.99 |
4 rulings from Wizards of the Coast
- 9 September 2022The ability that defines Greensleeves, Maro-Sorcerer's power and toughness works in all zones, not just on the battlefield.
- 8 November 2024A landfall ability doesn't trigger if a permanent already on the battlefield becomes a land.
- 8 November 2024A landfall ability triggers whenever a land you control enters for any reason. It triggers whenever you play a land, as well as whenever a spell or ability puts a land onto the battlefield under your control.
- 8 November 2024Whenever a land you control enters, each landfall ability of the permanents you control will trigger. You can put them on the stack in any order. The last ability you put on the stack will be the first one to resolve (As a result, you can have those abilities resolve in the order of your choosing.).