Mamaragan
Adventure on Kami's Island · released Apr 3, 2026
The full verdict
You are seeing yesterday's stamp. Premium gets today's call the moment it fires, with the flag price, targets, win rate, and worst-dip history behind it.
Momentum alone said buy on 1,370 cards today. Our playbook rejected 883 of them.
Start your 7-day free trial →- Set
- Adventure on Kami's Island
- Number
- OP15-078
- Rarity
- SR
- Version
- alt art
- Type
- Single card
- Released
- Apr 3, 2026
Details
Raw
$48.48 each
Watch this card — we'll email you the day its verdict changes.
Raw card price history
Market Insight
Market price · Last 90 daysAverage
$49.23
High
$60.92
Low
$38.10
Volatility
Normal
swings ±8.8% around its average
Period change
+25.5%
first → last
Signal history
Stamps over time, oldest to newest.
Card recordATH $60.92 Jul 27, 2026now -21.5% offtracked 91d
Stamp mix: HOLD 22d · SELL WATCH 15d · ACCUMULATE 11d · REBOUND WATCH 3d
Our resident chart-reader: what the stamp means, what the chart is doing, and what a collector should actually take from it.
The Navigator
A written read on this exact card — the stamp, the chart, and the collector's move — refreshed as the price moves.
Start your 7-day free trial →Liquidity
7d sales
51
TCGplayer
30d sales
331
TCGplayer
Live listings
114
Last sale
$20.00
4d ago
Sales counts come straight from TCGplayer's market feed — the full market, updated daily. Last sale is a verified eBay sold listing; see the receipts in Sold comps below.
Strategy fit
Scored Sep 2, 2026
What kind of card this is — not today's call. The stamp at the top decides timing.
The Slab Market
What a PSA 10 actually sells for and how many exist — PSA, CGC, and Beckett values with populations, plus one-tap slab adds to your collection.
Start your 7-day free trial →The Japanese market
Live Japanese dealer prices and buyback on this card, with the JP printing side by side.
Start your 7-day free trial →Recent eBay sales
The actual sales behind our sold-price line. Tap one to open the listing on eBay.
Bandai One Piece Card Game Mamaragan Sky Island OP15-078 Event Alt Art Foil EN
Aug 30, 2026
$20.00
View listing ↗
Bandai One Piece Card Game Mamaragan Sky Island OP15-078 Event Alt Art Foil EN
Aug 29, 2026
$18.00
View listing ↗
Bandai One Piece CCG Mamaragan OP15-078 OP-15 SR Alt Art Foil Event EN
Aug 28, 2026
$40.00
View listing ↗
One Piece Card Mamaragan OP15-078 Alt Art Rare
Aug 28, 2026
$45.00
View listing ↗
One Piece TCG Mamaragan OP15-078 Event Alt Art Foil Rare OP-15 English NM
Aug 27, 2026
$16.99
View listing ↗
Bandai One Piece Card Game Mamaragan OP15-078 SR Event Alt Art EN
Aug 27, 2026
$19.00
View listing ↗
The sale prices stay in our record forever; the links do not. eBay takes sold listing pages down after about 90 days, so older sales show as expired. Junk and wrong-language listings are filtered before anything reaches our sold-price line.
Live eBay listings
real listings, right now. Click to open on eBay