Guardian Slime Legendary Duelists: Rage of Ra Ultra Rare Yu-Gi-Oh! card — value and price

Guardian Slime

Legendary Duelists: Rage of Ra · Ultra Rare
Yu-Gi-Oh! ygo:15771991 TCGplayer + Cardmarket + eBay
Fair market value low confidence
$0.43
Rough estimate from 3 market price guides. Likely $0.33 – $0.54.
▼ 7% · 47d
Sources: TCGplayer + Cardmarket + eBay · Near Mint, raw
Optimal buy
$0.39
Never pay above $0.41
Optimal sell
$0.45
Never sell below $0.44
Buy this card · aim to pay under $0.41
TCGplayer →Find on eBay →Graded (PSA 10) →Amazon: sealed →

We may earn a commission on purchases — at no extra cost to you, and it never affects our valuations.

</> Embed this card / add a value badge
SplitShot value badge
Badge — HTML<a href="https://splitshot.co/card/ygo:15771991"><img src="https://splitshot.co/badge/ygo:15771991.svg" alt="SplitShot value"></a>
Badge — Markdown[![SplitShot value](https://splitshot.co/badge/ygo:15771991.svg)](https://splitshot.co/card/ygo:15771991)
Widget — iframe<iframe src="https://splitshot.co/embed/ygo:15771991" width="360" height="172" style="border:0;overflow:hidden" loading="lazy" title="SplitShot value"></iframe>

Free to use anywhere — forum signatures, blogs, wikis. The value updates automatically. Note: eBay's listing policy allows externally-hosted images but not links off-site, so use the badge image alone there, without the link.

On Discord, skip the snippets entirely — add the SplitShot app and type /value in any channel.

Selling this card
Optimal sell $0.45 · never below $0.44. Value your copy for the live net-after-fees calculator.
Where to sell
eBay~13.25% + $0.30Largest audience; on any listing use “Sell one like this” to prefill yours.TCGplayer~10–11%Best for singles; buyers expect competitive, data-driven pricing.
Shipping & protection supplies
Low value — a sleeve in a plain/bubble mailer is plenty; tracking optional under ~$20.
Penny sleevesBubble mailers

Amazon Business Free to join and gives bulk pricing on sleeves, toploaders and mailers — worth it if you ship cards often.

Related cards
Rose Token cardRose Token$15.70Pumpking the King of Grave Ghosts cardPumpking the King of Grave Ghosts$15.56Cyber Soldier of Darkworld cardCyber Soldier of Darkworld$15.78Divine Dragon Knight Felgrand cardDivine Dragon Knight Felgrand$15.44Soul Hunter cardSoul Hunter$15.97Ancient Forest cardAncient Forest$15.99
Common questions
How much is Guardian Slime worth?

Guardian Slime from Legendary Duelists: Rage of Ra has a fair market value of about $0.43 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Guardian Slime?

List around $0.45 to clear without leaving money on the table; that nets about $0.00 after fees and shipping.

What should I pay to buy Guardian Slime?

A disciplined buy target is about $0.39 — a discount to fair value that keeps an edge. Aim not to pay above $0.41.

Where can I buy Guardian Slime?

Guardian Slime is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $0.43 and aim to pay under $0.41 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Guardian Slime?

Guardian Slime is trending stable lately. A disciplined entry is under $0.41; paying near or below $0.39 keeps a margin of safety versus the $0.43 fair value.

Estimate for guidance, not an appraisal. Value your exact copy →