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Union Arena · UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-109 · Rare

Great Sage

Union Arena card price for Great Sage: $0.16 market, from $0.06 at the cheapest listing, Foil printing, updated Oct 19, 2026. Full price history since Jun 26, 2026 below.

Market price · Foil · Oct 19, 2026
$0.16
0.0% this week · 0.0% in 30 days
Buy on eBay →
1 day0.0%
7 days0.0%
30 days0.0%
90 days−15.8%
1 year—
All time−36.0%

Sellers right now

$0.06lowest listing$1.54highest
Market price$0.16
Mid listing$0.20
30-day avg$0.16

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$0.16

One year

$0.1552-week low$0.2552-week high
In the range10%
All-time low$0.15
All-time high$0.25
First priceJun 26, 2026
Foil · market price
$0.14$0.18$0.22$0.26
$0.16
Jun 26Aug 3Sep 10Oct 19
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Great Sage was released in June 2026. Launch-week prices are left out here: before supply arrives they are mostly guesses. The cheapest listing right now is $0.06, and the 30-day average market price is $0.16.

Printings

PrintingMarketLowHigh7d
Foil$0.16$0.06$1.540.0%

The card in play

Card type
Event
Series Name
That Time I Got Reincarnated as a Slime
Required Energy
3
Action Point Cost
1
Activation Energy
Blue
Card text

Choose one character on your field. It gains 2000 BP until the end of the turn. Choose up to one of your AP cards and switch it to active.

Trigger

[Draw] Draw a card.

Also in UE20BT: That Time I Got Reincarnated as a Slime

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Full set
Luminus (048) (SR**) (UE20BT/TSK-2-048), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Luminus (048) (SR**) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-2-048 $324.06 Hinata (034) (SR**) (UE20BT/TSK-2-034), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Hinata (034) (SR**) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-2-034 $323.96 Milim (085) (SR**) (UE20BT/TSK-1-085), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Milim (085) (SR**) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-085 $311.07 Rimuru (044) (SR**) (UE20BT/TSK-2-044), That Time I Got Reincarnated as a Slime — Union Arena card price 0.0% 7d Rimuru (044) (SR**) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-2-044 $292.68 Rimuru (107) (Box Topper Gold Foil) (UE20BT/TSK-1-107), That Time I Got Reincarnated as a Slime — Union Arena card price −5.3% 7d Rimuru (107) (Box Topper Gold Foil) UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-107 $273.01