Thought Ruler Archfiend
Yu-Gi-Oh! · The Duelist Genesis · Ultra Rare · TDGS-EN044
Released 2008-09-02
$7.99
30-day forecast: $8.45
Live Yu-Gi-Oh! price tracking, buyout detection, and price predictions for Thought Ruler Archfiend on TCG Collector Tools.
Card Text
Synchro Monster · Psychic · DARK · Level 8 · ATK 2700 · DEF 2300 · Archfiend archetype
1 Tuner + 1 or more non-Tuner monsters If this card destroys a monster by battle and sends it to the Graveyard: Gain LP equal to that monster's original ATK in the Graveyard. During either player's turn, when a Spell/Trap Card is activated that targets exactly 1 Psychic-Type monster (and no other cards): You can pay 1000 LP; negate the activation, and if you do, destroy it.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (up) | $8.45 | +5.8% |
| 30 days (up) | $8.45 | +5.8% |
| 90 days | $7.64 | -4.4% |
| 180 days | $7.64 | -4.4% |
| 1 year | $7.64 | -4.4% |
Confidence 43% · Calibrated 30-day range $7.06–$9.84 · vintage card · veryLow volatility
Our Forecast Track Record
What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-03-29 · at $6.94 · 122 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $7.73 | $6.94 | -10.2% |
| Day 30 | $8.61 | $6.36 | -26.1% |
| Day 90 | $10.25 | $7.20 | -29.8% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Printings (6)
| Set | Code | Rarity | Price |
|---|---|---|---|
| Brothers of Legend | BROL-EN070 | Ultra Rare | $1.11 |
| Duel Terminal 5b | DT05-EN088 | Duel Terminal Super Parallel Rare | — |
| Duelist League 2 participation cards | DL11-EN014 | Rare | $14.15 |
| Legendary Collection 5D's Mega Pack | LC5D-EN233 | Secret Rare | — |
| The Duelist Genesis | TDGS-EN044 | Ultimate Rare | — |
| The Duelist Genesis | TDGS-EN044 | Ultra Rare | — |
Recent Price History
Frequently Asked Questions
How much is Thought Ruler Archfiend worth?
Thought Ruler Archfiend is currently $7.99 on TCGplayer for the The Duelist Genesis printing. Prices update daily from live marketplace data.
Is Thought Ruler Archfiend going up or down in price?
Our 30-day forecast for Thought Ruler Archfiend is $8.45, with a up trend at 43% confidence.
How many times has Thought Ruler Archfiend been printed?
Thought Ruler Archfiend has 6 known printings, including Brothers of Legend, Duel Terminal 5b, Duelist League 2 participation cards.