Cheapest priced copy (Bloomburrow Commander): $8.49 at Card Kingdom, near mint, their price list as of .
Lotus Cobra 
Creature — Snake · 2/1 · Rare · Zendikar Rising · #307
Landfall — Whenever a land you control enters, add one mana of any color.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
11 printings · $8.49 to $64.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Bloomburrow Commander | 229 | Rare | $8.49 | — |
| Iconic Masters | 174 | Rare | $10.99 | $15.99 |
| Foundations Jumpstart | 685 | Rare | $8.49 | — |
| Grand Prix Promos | 2012b | Rare | — | $49.99 |
| Year of the Snake 2025 | 3 | Rare | — | $18.99 |
| Zendikar Rising Promos | 193p | Rare | $8.99 | $10.99 |
| Zendikar Rising Promos | 193s | Rare | — | $12.99 |
| Secret Lair Drop | 1223 | Rare | $34.99 | $64.99 |
| Zendikar | 168 | Mythic | $12.99 | $49.99 |
| Zendikar Rising | 193 | Rare | $8.49 | $9.99 |
| Zendikar Rising | 307 | Rare | $8.49 | $10.99 |
8 rulings from Wizards of the Coast
- 17 November 2017Lotus Cobra's ability isn't a mana ability. Opponents may respond to it before you have that mana.
- 25 September 2020Lotus Cobra's ability uses the stack and players may respond to it. It isn't a mana ability because the event that causes it to trigger isn't a mana ability.
- 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 2024A landfall ability doesn't trigger if a permanent already on the battlefield becomes a land.
- 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.).
- 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 2024A landfall ability doesn't trigger if a permanent already on the battlefield becomes a land.
- 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.).