Simulated holo effect, for illustration only.
Carnot the Eternal Machine
- Expansion
- Phantom Nightmare
- Code
- PHNI-EN024
- Rarity
- Quarter Century Secret Rare
- Card type
- Monster · Machine/Effect
- Attribute
- LIGHT
- Level
- 10
- ATK / DEF
- 3000 / 2500
Card text
Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand or GY) during a Duel in which your opponent has activated a monster effect in their hand or GY. You can only Special Summon "Carnot the Eternal Machine" once per turn. Once per turn, if your opponent activates a monster effect (except during the Damage Step): You can make this card gain 1000 ATK. If this card is sent to the GY, except from the hand or Deck: Shuffle this card into the Deck.
Other printings
Price history
Ungraded cards
Condition: Near Mint (Mint and Near Mint)
- From
- —
- Price trend
- €11.77
- Average price 30 days
- €11.20
- Average price 7 days
- €15.42
- Average price 1 day
- €15.99
Oct 2, 2026 · €11.77
The dashed line is an estimate from the markets' rolling averages; recorded history starts on Oct 1, 2026.
Show data as a table
| Date | Price | Low |
|---|---|---|
| Oct 2, 2026 | €11.77 | — |
| Oct 1, 2026 | €11.77 | — |
| Sep 25, 2026 (estimate) | €15.42 | — |
| Sep 24, 2026 (estimate) | €15.42 | — |
| Sep 2, 2026 (estimate) | €11.20 | — |
| Sep 1, 2026 (estimate) | €11.20 | — |
Graded index
Certified cards, by grader and grade — kept apart from ungraded prices.
No graded prices
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