Diablo (030) (SR*) UE20BT: That Time I Got Reincarnated as a Slime Super Rare 1-Star Union Arena card — value and price

Diablo (030) (SR*)

UE20BT: That Time I Got Reincarnated as a Slime · Super Rare 1-Star
Union Arena una:698494 TCGplayer (daily snapshot, 2026-08-05)
Fair market value
$10.83
Consensus of 1 market price guide. Typical $9.38 – $12.34.
Sources: TCGplayer (daily snapshot, 2026-08-05) · Near Mint, raw
Optimal buy
$10.03
Never pay above $10.47
Optimal sell
$11.43
Never sell below $11.01
Buy this card · aim to pay under $10.47
Find on eBay →TCGplayer →Buy on Amazon →Graded (PSA 10) →

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Selling this card
Optimal sell $11.43 · never below $11.01. 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.Whatnot~8% + paymentLive-auction app; strong for breaks, lots, and fast sales.
Shipping & protection supplies
Low value — a sleeve in a plain/bubble mailer is plenty; tracking optional under ~$20.
Penny sleevesBubble mailers
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Common questions
How much is Diablo (030) (SR*) worth?

Diablo (030) (SR*) from UE20BT: That Time I Got Reincarnated as a Slime has a fair market value of about $10.83 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Diablo (030) (SR*)?

List around $11.43 to clear without leaving money on the table; that nets about $8.54 after fees and shipping.

What should I pay to buy Diablo (030) (SR*)?

A disciplined buy target is about $10.03 — a discount to fair value that keeps an edge. Aim not to pay above $10.47.

Where can I buy Diablo (030) (SR*)?

Diablo (030) (SR*) is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $10.83 and aim to pay under $10.47 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Diablo (030) (SR*)?

Diablo (030) (SR*) is trending stable lately. A disciplined entry is under $10.47; paying near or below $10.03 keeps a margin of safety versus the $10.83 fair value.

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