Caius the Mega Monarch
Yu-Gi-Oh! · Secrets of Eternity · Ultra Rare · SECE-EN035
Released 2015-01-16
$2.48
30-day forecast: $2.51
Live Yu-Gi-Oh! price tracking, buyout detection, and price predictions for Caius the Mega Monarch on TCG Collector Tools.
Card Text
Effect Monster · Fiend · DARK · Level 8 · ATK 2800 · DEF 1000 · Monarch archetype
You can Tribute Summon this card by Tributing 1 Tribute Summoned monster. If this card is Tribute Summoned: Target 1 card on the field; banish it, and if you do, inflict 1000 damage to your opponent, then, if it is a DARK Monster Card, banish all cards with that name from the hand, Main Deck, Extra Deck, and GY of the player who controlled it. If this card was Tribute Summoned by Tributing a DARK monster, add this additional effect. ● You can target 2 cards, instead.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $2.51 | +1.2% |
| 30 days (stable) | $2.51 | +1.2% |
| 90 days | $3.68 | +48.4% |
| 180 days | $3.68 | +48.4% |
| 1 year | $3.68 | +48.4% |
Confidence 55% · Calibrated 30-day range $1.91–$3.11 · 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 2026-04-09 · at $6.52 · 111 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $6.13 | $4.84 | -21.0% |
| Day 30 | $6.11 | $4.89 | -20.0% |
| Day 90 | $6.13 | $3.51 | -42.7% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Printings (3)
| Set | Code | Rarity | Price |
|---|---|---|---|
| 2015 Mega-Tin Mega Pack | MP15-EN215 | Ultra Rare | — |
| Secrets of Eternity | SECE-EN035 | Ultra Rare | — |
| Structure Deck: Lair of Darkness | SR06-EN008 | Common | — |
Recent Price History
Frequently Asked Questions
How much is Caius the Mega Monarch worth?
Caius the Mega Monarch is currently $2.48 on TCGplayer for the Secrets of Eternity printing. Prices update daily from live marketplace data.
Is Caius the Mega Monarch going up or down in price?
Our 30-day forecast for Caius the Mega Monarch is $2.51, with a stable trend at 55% confidence.
How many times has Caius the Mega Monarch been printed?
Caius the Mega Monarch has 3 known printings, including 2015 Mega-Tin Mega Pack, Secrets of Eternity, Structure Deck: Lair of Darkness.