Yu-Gi-Oh! trading card price guide
Underworld Circle (Starlight Rare) MAMO-EN021
Magnificent Monsters · Starlight Rare
Card Intelligence
Market activity snapshot
Last 90 days ·
- Catalog-matched online sales observed
- 118 — 90-day observation window
- Liquidity
- Very High — Frequent recent sale activity
- DeckTradr popularity
- Low — Based on aggregated DeckTradr engagement
- Data confidence
- Medium — Based on signal coverage and freshness
$3.20 — DeckTradr online market value · NM · No variant recorded
Steady — Compared with the previous 30-day period
DeckTradr combines privacy-qualified in-person POS activity, catalog-matched online sale observations, and aggregated first-party engagement signals. Counts represent activity available to DeckTradr, not every action or sale across the market.
Card facts
Yu-Gi-Oh! · trading card
Underworld Circle (Starlight Rare) MAMO-EN021 is cataloged as a trading card from Magnificent Monsters for Yu-Gi-Oh!.
The catalog identifies this item with collector number MAMO-EN021, rarity listed as Starlight Rare, Normal printing.
Available catalog metadata records a release date of September 4, 2026.
Catalog facts
- Game
- Yu-Gi-Oh!
- Set
- Magnificent Monsters
- Collector number
- MAMO-EN021
- Rarity
- Starlight Rare
- Release date
- September 4, 2026
- Printing
- Normal
- Card type
- Continuous Spell
Gameplay facts
- Flavor text
- Activate this card if both players have 5 or more monsters in their GYs; destroy as many monsters on the field as possible, then each player banishes (face-down) as many monsters from their Deck as possible, then you can Special Summon 1 Normal Monster from your GY. Once per turn, during the Standby Phase: Activate this effect; each player can Special Summon 1 monster from their GY, ignoring its Summoning conditions, but banish it when it leaves the field. You can only activate 1 "Underworld Circle" per Duel.