UE20BT: That Time I Got Reincarnated as a Slime

Union Arena Expansion(UE20BT)

267Cards
12Rarities
Released:June 26, 2026

Expansion guide

UE20BT: That Time I Got Reincarnated as a Slime set list, chase cards and prices

Track the full UE20BT: That Time I Got Reincarnated as a Slime card list from Union Arena, compare live singles pricing, and follow the cards collectors are watching as new stock is listed. The set released on June 26, 2026.

7 cards currently have live United States marketplace listings, with USD buyer pricing and entry listings from $3.25. Use the list below to jump into individual card pages with images, variants, condition data, and seller availability.

US-first expansion page with United States marketplace listings, USD buyer pricing, and product pages that can be cited before checkout.

Set size
267
Singles in stock
7
Release date
June 26, 2026
Lowest live price
$3.25

All Cards (267)

7 in stock
267 matching cards7 in stock
Action Point Card (AP01) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP01)

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Action Point Card (AP01*) (Serial Numbered) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP*

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP01*) (Serial Numbered)

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Action Point Card (AP02) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP02)

No offers yet
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Action Point Card (AP02*) (Serial Numbered) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP*

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP02*) (Serial Numbered)

No offers yet
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Action Point Card (AP03) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP03)

No offers yet
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Action Point Card (AP04) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP04)

No offers yet
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Action Point Card (AP05) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP05)

No offers yet
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Action Point Card (AP06) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP06)

No offers yet
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Action Point Card (AP07) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP07)

No offers yet
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Action Point Card (AP08) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP08)

No offers yet
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Action Point Card (AP09) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP09)

No offers yet
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Action Point Card (AP10) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP10)

No offers yet
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Action Point Card (AP11) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP11)

No offers yet
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Action Point Card (AP12) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP12)

No offers yet
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Action Point Card (AP13) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsAP

UE20BT: That Time I Got Reincarnated as a Slime

Action Point Card (AP13)

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Answer - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Answer

No offers yet
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Arcane Thread Fetters - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Arcane Thread Fetters

No offers yet
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Benimaru (010) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (010)

No offers yet
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Benimaru (011) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (011)

No offers yet
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Benimaru (011) (R*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR*

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (011) (R*)

No offers yet
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Benimaru (022) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (022)

No offers yet
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Benimaru (024) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (024)

No offers yet
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Benimaru (024) (Box Topper Foil) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (024) (Box Topper Foil)

No offers yet
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Benimaru (025) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (025)

No offers yet
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Benimaru (026) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (026)

No offers yet
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Benimaru (026) (R*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR*

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (026) (R*)

No offers yet
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Benimaru (027) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (027)

No offers yet
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Benimaru (027) (SR**) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR**

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (027) (SR**)

No offers yet
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Benimaru (104) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Benimaru (104)

No offers yet
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Beretta - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Beretta

No offers yet
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Black Progenitor - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Black Progenitor

No offers yet
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Carrion (063) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Carrion (063)

No offers yet
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Carrion (075) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Carrion (075)

No offers yet
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Clayman (077) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Clayman (077)

No offers yet
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Clayman (078) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Clayman (078)

No offers yet
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Daggrull - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Daggrull

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Deeno - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Deeno

No offers yet
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Demon Lords' Banquet ~Walpurgis~ - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Demon Lords' Banquet ~Walpurgis~

No offers yet
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Diablo (001) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (001)

No offers yet
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Diablo (002) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (002)

No offers yet
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Diablo (003) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (003)

No offers yet
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Diablo (003) (Box Topper Foil) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (003) (Box Topper Foil)

No offers yet
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Diablo (004) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (004)

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Diablo (004) (U*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU*

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (004) (U*)

No offers yet
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Diablo (005) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (005)

No offers yet
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Diablo (005) (R*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR*

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (005) (R*)

No offers yet
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Diablo (006) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (006)

No offers yet
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Diablo (006) (SR*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR*

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (006) (SR*)

No offers yet
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Diablo (030) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (030)

No offers yet
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Diablo (030) (SR*) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsSR*

UE20BT: That Time I Got Reincarnated as a Slime

Diablo (030) (SR*)

No offers yet
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Drago-Nova - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Drago-Nova

No offers yet
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Eren & Gido & Kaval - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Eren & Gido & Kaval

No offers yet
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Feast (030) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Feast (030)

No offers yet
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Feast (056) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Feast (056)

No offers yet
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Feast (062) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Feast (062)

No offers yet
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Feast (096) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Feast (096)

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Frey - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Frey

No offers yet
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Gabiru (013) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gabiru (013)

No offers yet
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Gabiru (038) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gabiru (038)

No offers yet
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Geld (001) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Geld (001)

No offers yet
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Geld (014) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Geld (014)

No offers yet
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Geld (039) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Geld (039)

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Giving a Name - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Giving a Name

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Gobta (002) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gobta (002)

No offers yet
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Gobta (026) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gobta (026)

No offers yet
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Gobta (040) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gobta (040)

No offers yet
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Gobta (101) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gobta (101)

No offers yet
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Gobta (Transformed) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Gobta (Transformed)

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Gobzo - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Gobzo

No offers yet
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Great Forest of Jura - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Great Forest of Jura

No offers yet
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Great Sage - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Great Sage

No offers yet
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Guy - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Guy

No offers yet
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Hakuro (009) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Hakuro (009)

No offers yet
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Hakuro (009) (Box Topper Foil) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Hakuro (009) (Box Topper Foil)

No offers yet
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Hakuro (022) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Hakuro (022)

No offers yet
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Hakuro (023) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsR

UE20BT: That Time I Got Reincarnated as a Slime

Hakuro (023)

No offers yet
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Harvest Festival - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Harvest Festival

No offers yet
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Hell Flare - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsU

UE20BT: That Time I Got Reincarnated as a Slime

Hell Flare

No offers yet
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Hinata (031) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Hinata (031)

No offers yet
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Hinata (031) (Box Topper Foil) - Union Arena UE20BT: That Time I Got Reincarnated as a Slime trading cardNo current listingsC

UE20BT: That Time I Got Reincarnated as a Slime

Hinata (031) (Box Topper Foil)

No offers yet
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UE20BT: That Time I Got Reincarnated as a Slime Market Snapshot

7 cards from this set currently have live United States marketplace listings, with 7 cards showing available stock. Entry listings start at $3.25.

About UE20BT: That Time I Got Reincarnated as a Slime

Discover UE20BT: That Time I Got Reincarnated as a Slime cards from Union Arena on Card Synced. This expansion contains 267 unique cards across 12 different rarities. Released on June 26, 2026. Buy and sell singles with USD buyer pricing, United States marketplace listings, 0% seller fees, full buyer protection, and use your wallet balance at verified partner card shops worldwide.

Available Rarities:

APAP*CC*RR*SRSR*SR**SR***UU*

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