FOILCheapest priced copy (Lorwyn Eclipsed Commander): $0.99 at Card Kingdom, near mint, their price list as of .
Avenger of Zendikar 
Creature — Elemental · 5/5 · Mythic · Duel Decks: Zendikar vs. Eldrazi · #1
When this creature enters, create a 0/1 green Plant creature token for each land you control.
Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
15 printings · $0.99 to $44.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Double Masters | 152 | Mythic | $1.99 | $4.49 |
| Commander 2013 | 135 | Mythic | $1.49 | — |
| Commander 2018 | 129 | Mythic | $1.29 | — |
| Commander Legends | 422 | Mythic | $1.29 | — |
| Duel Decks: Zendikar vs. Eldrazi | 1 | Mythic | — | $2.79 |
| Lorwyn Eclipsed Commander | 98 | Mythic | $0.99 | — |
| Jumpstart 2022 | 629 | Mythic | $0.99 | — |
| Modern Horizons 3 Commander | 221 | Mythic | $1.29 | $2.99 |
| New Capenna Commander | 280 | Mythic | $1.29 | — |
| Outlaws of Thunder Junction Commander | 187 | Mythic | $0.99 | — |
| The List | WWK-96 | Mythic | $1.99 | — |
| Secret Lair Drop | 158 | Mythic | $29.99 | $29.99 |
| Secret Lair Drop | 1900 | Mythic | — | $12.99 |
| Tarkir: Dragonstorm Commander | 247 | Mythic | $0.99 | — |
| Worldwake | 96 | Mythic | $2.79 | $44.99 |
3 rulings from Wizards of the Coast
- 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 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.