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  6. Soei (021)

Union Arena · UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-1-021 · Uncommon

Soei (021)

Union Arena card price for Soei (021): $2.18 market, from $1.49 at the cheapest listing, Normal printing, updated Oct 19, 2026. Full price history since Aug 29, 2026 below.

Market price · Normal · Oct 19, 2026
$2.18
−0.9% this week · −0.9% in 30 days
Buy on eBay →
1 day0.0%
7 days−0.9%
30 days−0.9%
90 days—
1 year—
All time−0.9%

Sellers right now

$1.49lowest listing$7.99highest
Market price$2.18
Mid listing$2.20
30-day avg$2.23

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$2.18

One year

$2.1852-week low$2.4752-week high
In the range0%
All-time low$2.18
All-time high$2.47
First priceAug 29, 2026
Normal · market price
$2.16$2.27$2.39$2.50
$2.18
Aug 29Sep 15Oct 2Oct 19
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Soei (021) is new in our records (since August 2026), with a market price of $2.18 so far. Listings currently start at $1.49; over the last 30 days the market price averaged $2.23.

Printings

PrintingMarketLowHigh7d
Normal$2.18$1.49$7.99−0.9%

The card in play

Card text

[When Blocking] This character {loses 1000 BP} until the end of the turn. If the opponent's attacking character is Raided, {gains 1000 BP} instead.

Other printings of Soei

10 more · $0.11 – $29.06
All printings
Soei (060) (SR*) (UE20BT/TSK-1-060), That Time I Got Reincarnated as a Slime — Union Arena card price −0.6% 7d Soei (060) (SR*) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-060 $29.06 Soei (2-021) (UE20BT/TSK-2-021), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Soei (2-021) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-2-021 $4.07 Soei (060) (UE20BT/TSK-1-060), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Soei (060) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-060 $3.42 Soei (059) (UE20BT/TSK-1-059), That Time I Got Reincarnated as a Slime — Union Arena card price −0.3% 7d Soei (059) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-059 $3.21 Soei (008) (UEPR/TSK-2-008), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price 0.0% 7d Soei (008) UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-2-008 $2.07

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Feast (096) (UEPR/TSK-1-096), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price 0.0% 7d Feast (096) UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-1-096 $6.81 Feast (062) (UEPR/TSK-1-062), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price 0.0% 7d Feast (062) UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-1-062 $6.25 Mystic Thread Strike (UEPR/TSK-1-065), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price −0.3% 7d Mystic Thread Strike UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-1-065 $6.19 Feast (056) (UEPR/TSK-2-056), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price −3.3% 7d Feast (056) UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-2-056 $6.14 Luminus (093) (UEPR/TSK-1-093), That Time I Got Reincarnated as a Slime Release Event Cards — Union Arena card price 0.0% 7d Luminus (093) UE20BT: That Time I Got Reincarnated as a Slime Release Event Cards · #UEPR/TSK-1-093 $5.82