Cheapest priced copy (Tarkir: Dragonstorm Commander): $0.49 at Card Kingdom, near mint, their price list as of .
Floral Evoker 
Creature — Snake Druid · 2/3 · Rare · Tarkir: Dragonstorm Commander · #46
Landfall — Whenever a land you control enters, put a +1/+1 counter on this creature.
{G}, Discard a creature card: Return target land card from your graveyard to the battlefield tapped.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.49 to $0.59 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tarkir: Dragonstorm Commander | 46 | Rare | $0.49 | — |
| Tarkir: Dragonstorm Commander | 86 | Rare | $0.59 | — |
3 rulings from Wizards of the Coast
- 4 April 2025A landfall ability doesn’t trigger if a permanent already on the battlefield becomes a land.
- 4 April 2025Whenever 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.)
- 4 April 2025A 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.