Frontline Observer
Effect Monster
EARTH
Machine
Level 4
ATK 1000 / DEF 1500
Lowest price · All printings
$0.30
Any condition · All stores · Oct 17, 2026
Market
—
Listings
6
1 printing · 4 stores
| Store | Printing | Edition | Cond. |
|---|
No listings match these filters.
Prices as of Oct 17, 2026 at 5 AM ET. Stock moves fast, so confirm on the store's page.
| Set code | Set | Rarity | Listings | Lowest today |
|---|---|---|---|---|
| SECE-EN039 | Secrets of Eternity | Rare | 4 | $0.31 |
During the End Phase, if this card was Normal Summoned this turn: You can add 1 EARTH Pendulum Monster from your Deck to your hand. If this card was Normal Summoned, during the End Phase of the Summoning player's next turn: You can Tribute this card; add 1 EARTH monster from your Deck to your hand.