- tcgrate
- Games
- Union Arena
- Sets
- UE20BT: That Time I Got Reincarnated as a Slime
- Black Progenitor
Union Arena · UE20BT: That Time I Got Reincarnated as a Slime · #UE20BT/TSK-1-032 · Rare
Black Progenitor
Union Arena card price for Black Progenitor: $1.18 market, from $0.96 at the cheapest listing, Foil printing, updated Oct 19, 2026. Full price history since Jun 22, 2026 below.
Sellers right now
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
One year
Price story
Black Progenitor 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 $0.96, and the 30-day average market price is $1.13.
Printings
The card in play
- Card type
- Event
- Series Name
- That Time I Got Reincarnated as a Slime
- Required Energy
- 4
- Action Point Cost
- 1
- Activation Energy
- Yellow
Choose one character with {2000 or less BP} on your opponent's front line and sideline it. If "Diablo" is on your field, {5000 or less BP} instead. If "Rimuru" is on your field, choose up to one character on your field. It gains 1000 BP until the end of the turn.
[Special] Choose one character on your opponent's front line and sideline it.
