Number 66: Master Key Beetle
Xyz Effect Monster
Number 66: Master Key Beetle is a Xyz Effect Monster (DARK/Insect, Rank 4) with 2500 ATK / 800 DEF. First printed in Judgment of the Light (2013).
- Type
- XYZ Monster
- Attribute
- DARK
- Monster type
- Insect
- Rank
- 4
- ATK / DEF
- 2500 / 800
- Banlist
- Unlimited in the TCG, OCG, and Master Duel
- TCG release
- 2013-08-08
- Printings
- 3
Card text
2 Level 4 DARK monsters Once per turn: You can detach 1 Xyz Material from this card, then target 1 card you control, except this card; while this card is face-up on the field, that card(s) cannot be destroyed by card effects. If this face-up card on the field would be destroyed, you can send one of its targets to the Graveyard instead.
Approximate value
≈$0.20
A rough figure from recent listings (updated 2026-06-09), not a market value or official price. It varies a lot with printing, condition, edition, rarity, and grading. Check current listings below before buying or selling.
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Printings & rarities
All printings →| Set | Set code | Rarity | Release | Price* |
|---|---|---|---|---|
| Judgment of the Light | JOTL-EN054 | Super Rare | 2013-08-08 | $0.20 |
| 2014 Mega-Tin Mega Pack | MP14-EN099 | Super Rare | 2014-08-28 | $0.20 |
| Wing Raiders | WIRA-EN045 | Common | 2016-02-11 | $0.20 |
*Approximate, from recent marketplace listings, not market values.
Number 66: Master Key Beetle in other languages
| Japanese | No.66 覇鍵甲虫マスター・キー・ビートル |
| Korean | No.66 패건갑충 마스터 키 비틀 |
| German | Nummer 66: Generalschlüssel-Käfer |
| French | Numéro 66 : Maître Scarabée Clé |
| Italian | Numero 66: Scarabeo Maestro delle Chiavi |
| Spanish | Número 66: Escarabajo Llave Maestra |
| Portuguese | Número 66: Besouro Chave Mestra |