Assault Synchron (Quarter Century Secret Rare)
Yu-Gi-Oh! · Battles of Legend: Monstrous Revenge · Quarter Century Secret Rare · BLMR-EN003
Released 2023-06-23
$20.80
30-day forecast: $21.18
Live Yu-Gi-Oh! price tracking, buyout detection, and price predictions for Assault Synchron (Quarter Century Secret Rare) on TCG Collector Tools.
Card Text
Tuner Monster · Machine · DARK · Level 2 · ATK 700 · DEF 0 · Synchron archetype
During your Main Phase: You can Special Summon this card from your hand, then take 700 damage, also you cannot Special Summon monsters from the Extra Deck, except Synchro Monsters, while this card is face-up in the Monster Zone. If a face-up Dragon Synchro Monster(s) you control is Tributed or banished (except during the Damage Step): You can banish this card from your GY, then target 1 of those monsters; Special Summon it. You can only use each effect of "Assault Synchron" once per turn.
Prices Across Marketplaces
Price Forecast
| Horizon | Forecast | vs Today |
|---|---|---|
| 7 days (stable) | $21.18 | +1.8% |
| 30 days (stable) | $21.18 | +1.8% |
| 90 days | $21.53 | +3.5% |
| 180 days | $21.53 | +3.5% |
| 1 year | $21.53 | +3.5% |
Confidence 73% · Calibrated 30-day range $20.11–$22.25 · established 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 2026-07-20 · at $20.95 · 9 days ago.
| Horizon | We predicted | Actual | Error |
|---|---|---|---|
| Day 7 | $20.86 | $21.00 | +0.7% |
Signal Analysis
Mixed signals. Monitor for clearer direction.
Printings (4)
| Set | Code | Rarity | Price |
|---|---|---|---|
| 2025 Mega-Pack Tin | MP25-EN450 | Common | — |
| Battles of Legend: Monstrous Revenge | BLMR-EN003 | Quarter Century Secret Rare | — |
| Battles of Legend: Monstrous Revenge | BLMR-EN003 | Secret Rare | — |
| Legendary 5D's Decks | L5DD-ENY12 | Common | — |
Recent Price History
Frequently Asked Questions
How much is Assault Synchron (Quarter Century Secret Rare) worth?
Assault Synchron (Quarter Century Secret Rare) is currently $20.80 on TCGplayer for the Battles of Legend: Monstrous Revenge printing. Prices update daily from live marketplace data.
Is Assault Synchron (Quarter Century Secret Rare) going up or down in price?
Our 30-day forecast for Assault Synchron (Quarter Century Secret Rare) is $21.18, with a stable trend at 73% confidence.
How many times has Assault Synchron (Quarter Century Secret Rare) been printed?
Assault Synchron (Quarter Century Secret Rare) has 4 known printings, including 2025 Mega-Pack Tin, Battles of Legend: Monstrous Revenge, Battles of Legend: Monstrous Revenge.