Number 66: Master Key Beetle
Number 66: Master Key Beetle is a Xyz Effect Monster, first released in 2013 in Judgment of the Light. It has 3 printings across 3 sets (Super Rare, Common). The cheapest copy is WIRA-EN045 Common at $0.26; the most valuable is JOTL-EN054 Super Rare at $0.69. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.26 – $0.69
3 printings priced
Type
Insect
Rank
4
ATK
2500
DEF
800
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 would be destroyed, you can send one of its targets to the Graveyard instead.
Appears in 3 expansions
Printings (3)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Judgment of the Light | JOTL-EN054 | Super Rare | $0.69 | |
| 2014 Mega-Tins Mega Pack | MP14-EN099 | Super Rare | $0.45 | |
| Wing Raiders | WIRA-EN045 | Common | $0.26 |
Number 66: Master Key Beetle: FAQ
How much is Number 66: Master Key Beetle worth?+
Number 66: Master Key Beetle currently sells for $0.26 – $0.69 on TCGPlayer, from $0.26 for WIRA-EN045 up to $0.69 for JOTL-EN054. The exact value depends on the printing, rarity, edition and condition — scan the card with YuScan to see the price of your copy.
Which sets was Number 66: Master Key Beetle printed in?+
Number 66: Master Key Beetle appears in 3 sets: Judgment of the Light, 2014 Mega-Tins Mega Pack, Wing Raiders.
Is Number 66: Master Key Beetle legal in tournaments?+
On the current TCG Forbidden & Limited List, Number 66: Master Key Beetle is unlimited (3 copies).
What is the passcode of Number 66: Master Key Beetle?+
The 8-digit passcode printed on Number 66: Master Key Beetle is 76067258.
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