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Union Arena

Insights · Union Arena · 2026

Most Valuable 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Cards (September 2026)

The 25 most valuable cards in 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime, out of 258 with live market prices ranging from <$1 to $697. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (091) (SR***) #UE20BT/TSK-1-091 leads at $697 in Raw (Near Mint). Every value comes from live market data (no asking prices, no estimates) and refreshes daily.

#CardTop grade30d
1

1. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (091) (SR***) #UE20BT/TSK-1-091

#UE20BT/TSK-1-091 · Rimuru		$697Raw (Near Mint)–
2

2. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Hinata (034) (SR**) #UE20BT/TSK-2-034

#UE20BT/TSK-2-034 · Hinata		$360Raw (Near Mint)–
3

3. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Luminus (048) (SR**) #UE20BT/TSK-2-048

#UE20BT/TSK-2-048 · Luminus		$324Raw (Near Mint)–
4

4. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Milim (066) (SR**) #UE20BT/TSK-2-066

Super Rare 2-Star#UE20BT/TSK-2-066 · Milim		$309Raw (Near Mint)–
5

5. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (107) (Box Topper Gold Foil) #UE20BT/TSK-1-107

Super Rare 1-Star 2#UE20BT/TSK-1-107 · Rimuru		$304Raw (Near Mint)–
6

6. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (044) (SR**) #UE20BT/TSK-2-044

Super Rare 2-Star 2#UE20BT/TSK-2-044 · Rimuru		$293Raw (Near Mint)–
7

7. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shion (053) (SR**) #UE20BT/TSK-2-053

#UE20BT/TSK-2-053 · Shion		$244Raw (Near Mint)–
8

8. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (091) (SR**) #UE20BT/TSK-1-091

Super Rare 2-Star 2#UE20BT/TSK-1-091 · Rimuru		$212Raw (Near Mint)–
9

9. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shizu (043) (SR**) #UE20BT/TSK-1-043

#UE20BT/TSK-1-043 · Shizu		$191Raw (Near Mint)–
10

10. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Veldora (071) (SR**) #UE20BT/TSK-1-071

#UE20BT/TSK-1-071 · Veldora		$128Raw (Near Mint)–
11

11. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (P-004) (R*) #UE20BT/TSK-P-004

Rare 1-Star#UE20BT/TSK-P-004 · Rimuru		$39Raw (Near Mint)–
12

12. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (107) (SR*) #UE20BT/TSK-1-107

Super Rare 1-Star#UE20BT/TSK-1-107 · Rimuru		$38Raw (Near Mint)–
13

13. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Milim (083) (U*) #UE20BT/TSK-1-083

Uncommon 1-Star#UE20BT/TSK-1-083 · Milim		$31Raw (Near Mint)–
14

14. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Soei (060) (SR*) #UE20BT/TSK-1-060

Super Rare 1-Star#UE20BT/TSK-1-060 · Soei		$30Raw (Near Mint)–
15

15. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Milim (P-006) (R*) #UE20BT/TSK-P-006

Rare 1-Star#UE20BT/TSK-P-006 · Milim		$29Raw (Near Mint)–
16

16. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shion (P-005) (R*) #UE20BT/TSK-P-005

#UE20BT/TSK-P-005 · Shion		$28Raw (Near Mint)–
17

17. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shizu (P-002) (R*) #UE20BT/TSK-P-002

Rare 1-Star#UE20BT/TSK-P-002 · Shizu		$23Raw (Near Mint)–
18

18. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Milim (P-003) (R*) #UE20BT/TSK-P-003

Rare 1-Star#UE20BT/TSK-P-003 · Milim		$22Raw (Near Mint)–
19

19. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shion (019) (R*) #UE20BT/TSK-2-019

Rare 1-Star#UE20BT/TSK-2-019 · Shion		$22Raw (Near Mint)–
20

20. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Luminus (047) (R*) #UE20BT/TSK-2-047

Rare 1-Star#UE20BT/TSK-2-047 · Luminus		$22Raw (Near Mint)–
21

21. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Shion (052) (R*) #UE20BT/TSK-2-052

Rare 1-Star#UE20BT/TSK-2-052 · Shion		$22Raw (Near Mint)–
22

22. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (052) (R*) #UE20BT/TSK-1-052

Rare 1-Star#UE20BT/TSK-1-052 · Rimuru		$21Raw (Near Mint)–
23

23. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Milim (065) (U*) #UE20BT/TSK-2-065

Uncommon 1-Star#UE20BT/TSK-2-065 · Milim		$19Raw (Near Mint)–
24

24. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Rimuru (018) (SR*) #UE20BT/TSK-2-018

Super Rare 1-Star#UE20BT/TSK-2-018 · Rimuru		$19Raw (Near Mint)–
25

25. 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slime Hinata (033) (R*) #UE20BT/TSK-2-033

Rare 1-Star#UE20BT/TSK-2-033 · Hinata		$18Raw (Near Mint)–

30-day changes are shown only once a card has 5 or more recorded sales in the window, so a move is never implied by one or two prices. How we calculate this

Every value in this ranking is free. Members also get grade-by-grade prices and full price history on each card's page. See what membership includes.

See all 258 2026 Union Arena UE20BT: That Time I Got Reincarnated as a Slimecards & prices →Most valuable Union Arena cardsUnion Arena price guide