- tcgrate
- Games
- Yu-Gi-Oh!
- Sets
- 2014 Mega-Tins Mega Pack
- Number 66: Master Key Beetle
Yu-Gi-Oh! · 2014 Mega-Tins Mega Pack · #MP14-EN099 · Super Rare
Number 66: Master Key Beetle
Yu-Gi-Oh! card price for Number 66: Master Key Beetle: $0.73 market, from $0.46 at the cheapest listing, 1st Edition printing, updated Oct 18, 2026. Full price history since Feb 8, 2024 below.
Sellers right now
Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.
Where to buy
One year
Price story
We have tracked Number 66: Master Key Beetle since February 2024, when it sold for $0.53. Today the market price is $0.73, up 37.7%. Across the past year it went −12.1%, with a low of $0.64 and a high of $0.84; today it sits in the middle of that range. Its all-time high in our data is $0.84, still 15.1% above the current price. The cheapest listing right now is $0.46, and the 30-day average market price is $0.70.
Printings
The card in play
- Card type
- Xyz/Effect Monster
- Attribute
- DARK
- Monster type
- Insect
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.
